easybook (19mar21) (branch)

git-svn-id: svn://tug.org/texlive/branches/branch2020.0@58548 c570f23f-e606-0410-a88d-b1316a301751

6 files changed, 323 insertions, 307 deletions

diff --git a/Master/texmf-dist/doc/latex/easybook/chapter2.tex b/Master/texmf-dist/doc/latex/easybook/chapter2.tex
index 4cf3e8113c3..5b42327bd11 100644
--- a/Master/texmf-dist/doc/latex/easybook/chapter2.tex
+++ b/Master/texmf-dist/doc/latex/easybook/chapter2.tex
@@ -58,7 +58,7 @@ The Stokes formula is an extension of the basic calculus formula in the case of
 这是一个证明，末尾自动添加证明结束符。
 \end{proof}
 
-\begin{mybox}*[My title][MintCream]
+\begin{mybox}*[MintCream](My title)
 \index{z@自定义盒子}
   \zhlipsum*[3][name = aspirin]
   \tcblower
@@ -66,7 +66,7 @@ The Stokes formula is an extension of the basic calculus formula in the case of
 \end{mybox}
 
 \zhlipsum*[3][name = aspirin]
-\begin{exercise}[LightYellow][1.][习题]
+\begin{exercise}[LightYellow][1.](习题)
 \index{x@习题环境}
   \item 设$w = f(x + y + z,xyz)$，$f$具有二阶连续偏导数，求$\dfrac{{\partial w}}{{\partial x}}$和$\dfrac{{{\partial ^2}w}}{{\partial x\partial z}}$。
   \item 已知$y = y(x)$在任意点$x$处的增量$\Delta y = \dfrac{y\Delta x}{1 + x^2} + \alpha$，其中$\alpha$是$\Delta x$的高阶无穷小（$\Delta x\to 0$时），$y(0) = \pi$，则$y(1) = \uline{\mbox{\hspace{2em}}}$。
diff --git a/Master/texmf-dist/doc/latex/easybook/easybook-demo.pdf b/Master/texmf-dist/doc/latex/easybook/easybook-demo.pdf
index 294969ee653..1be2e7f933d 100644
--- a/Master/texmf-dist/doc/latex/easybook/easybook-demo.pdf
+++ b/Master/texmf-dist/doc/latex/easybook/easybook-demo.pdf
diff --git a/Master/texmf-dist/doc/latex/easybook/easybook-demo.tex b/Master/texmf-dist/doc/latex/easybook/easybook-demo.tex
index 616abff2815..867240ca0c3 100644
--- a/Master/texmf-dist/doc/latex/easybook/easybook-demo.tex
+++ b/Master/texmf-dist/doc/latex/easybook/easybook-demo.tex
@@ -44,7 +44,7 @@
     thmset =
       {
         thmbox = true,
-        numberwith = {chapter},
+        numberwith = chapter,
         bodyfont = \normalfont,
         headpunct = {.}
       },
@@ -77,7 +77,7 @@
           {
             format = \addvspace{1pc}\sffamily\large,
             indent = 0\ccwd,
-            rule = \tocrule[0.7pc][1.2]{$\cdot$}[\bfseries]
+            rule = \tocrule[0.7pc](1.2){$\cdot$}[\bfseries]
           }
       },
     bibset =
@@ -89,6 +89,8 @@
     % tocdepth = 2
   }
 
+\usepackage{zhlipsum,bicaption,tcolorbox}
+
 \begin{document}
 \title{\sffamily easybook书籍文档类}
 \author
@@ -97,7 +99,7 @@
     \url{https://latexstudio.net} \\
     \url{https://gitee.com/texl3/easybook}\thanks{Gitee为项目的主要发布地址。}
   }
-\date{2021/03/18\hskip\ccwd\relax v1.23u}
+\date{2021/03/19\hskip\ccwd\relax v1.23v}
 
 \frontmatter[roman]
 \maketitle
diff --git a/Master/texmf-dist/doc/latex/easybook/easybook.pdf b/Master/texmf-dist/doc/latex/easybook/easybook.pdf
index 9346232eb78..dc22bed42de 100644
--- a/Master/texmf-dist/doc/latex/easybook/easybook.pdf
+++ b/Master/texmf-dist/doc/latex/easybook/easybook.pdf
diff --git a/Master/texmf-dist/source/latex/easybook/easybook.dtx b/Master/texmf-dist/source/latex/easybook/easybook.dtx
index e894992e1a5..7269f8bcd5c 100644
--- a/Master/texmf-dist/source/latex/easybook/easybook.dtx
+++ b/Master/texmf-dist/source/latex/easybook/easybook.dtx
@@ -51,7 +51,7 @@ The latest version of this license is in
 %
 % \changes{v1.20}{2021/01/09}{修改和完善用户文档。}
 % \changes{v1.20}{2021/01/09}{模板更改为使用 CC-BY 许可协议。}
-% \changes{v1.23u}{2021/03/18}{修复在 \pkg{ctex} v2.5.6 更新后 \cls{easybook} 与 \pkg{hyperref} 冲突问题。}
+% \changes{v1.23v}{2021/03/19}{修复在 \pkg{ctex} v2.5.6 更新后 \cls{easybook} 与 \pkg{hyperref} 冲突问题。}
 %
 % \CheckSum{0}
 %
@@ -73,7 +73,7 @@ The latest version of this license is in
 %
 % \title{\sffamily easybook书籍文档类}
 % \author{瞿毅}
-% \date{2021/03/18\hskip\ccwd\relax v1.23u\thanks{\url{https://gitee.com/texl3/easybook}}}
+% \date{2021/03/19\hskip\ccwd\relax v1.23v\thanks{\url{https://gitee.com/texl3/easybook}}}
 % \maketitle
 % \begin{abstract}
 %   \cls{easybook} 是基于 \cls{ctexbook} 书籍文档类创建以极简为风格的模板，可以看作对 \cls{ctexbook} 的进一步包装。虽然\CTeX 文档类提供了较好的中文支持，但想实现个性化功能一般需要在其基础上载入更多宏包来定制。\cls{easybook} 考虑了一些细节并载入一些常用宏包实现一般的排版需求，它适用于排版中英文书籍或笔记，甚至可稍加调整成为学位论文模板。
@@ -85,8 +85,7 @@ The latest version of this license is in
 % 模板含有一个使用示例文件 \opt{easybook-demo.tex}，编译前建议满足以下的条件
 % \begin{itemize}
 %   \item 使用 \hologo{XeLaTeX}（推荐）或 \hologo{LuaLaTeX} 两种编译方式。
-%   \item 参考文献支持用 \hologo{BibTeX}（默认）或 \hologo{biber} 后端处理。
-%   \item 由于用到了一些较新的宏包，建议安装最新的\TeX 发行版并将宏包升级为最新。
+%   \item 由于用到了一些宏包较新的功能，建议安装最新的\TeX 发行版并将所有宏包升级为最新，目前在 \hologo{MiKTeX} 21.2和 \TeX Live 2020可以正常编译。
 % \end{itemize}
 %
 % \subsection{编译步骤}
@@ -123,7 +122,7 @@ The latest version of this license is in
 % \end{itemize}
 %
 % \begin{function}[rEXP,added = 2021-01-05]{draft}
-% 开启草稿模式会加快编译速度，表现有显示页面边框、行溢出的地方显示黑色方块、图片变成占位方框、显示当前日期和关闭超链接渲染。
+% 开启草稿模式会加快编译速度，表现有显示页面边框、行溢出的地方显示黑色方块、图片变成占位方框、显示当前日期和关闭超链接渲染。不载入 \pkg{tcolorbox} 宏包支持盒子环境也会提高编译速度，详情见小节 \ref{subsec:box}。
 % \end{function}
 %
 % \begin{function}[rEXP,added = 2021-01-05]{newline}
@@ -165,7 +164,7 @@ The latest version of this license is in
 %   class = <(book)|article>
 % \end{syntax}
 % 设置文类风格，默认为 \opt{book} 文档类。选用 \opt{article} 使文档编号、结构等与 \cls{article} 文档类的特性相似，可用于短篇幅的文章，不要再使用 \tn{chapter} 命令，此时设置双栏目录的 \opt{style/multoc} 选项、小节 \ref{subsec:document command} 中打印目录命令的 \opt{multoc} 及 \opt{book} 选项均会失效，会以 \opt{section} 标题级别输出目录。
-% \changes{v1.23u}{2021/03/16}{增加 article 文章模式，可用于短篇幅的文章。}
+% \changes{v1.23v}{2021/03/16}{增加 article 文章模式，可用于短篇幅的文章。}
 % \end{function}
 %
 % \subsection{文档命令}
@@ -181,7 +180,7 @@ The latest version of this license is in
 %   \tn{listoflistings*}\oarg{键值列表}
 % \end{syntax}
 % \tn{frontmatter} 为前言区命令，章标题不编号，页码可设置为例如 \opt{roman}、\opt{Alph} 等格式，带有星号的命令 \tn{frontmatter*} 不使用 \tn{cleardoublepage}。\tn{mainmatter} 为主文区命令，章标题正常编号且页码为从1开始计数的阿拉伯数字，\tn{mainmatter*} 命令不使用 \tn{cleardoublepage}。\tn{backmatter} 为后记区命令，页码格式与编号保持不变，章标题不编号。\tn{listoffigures} 命令输出图片目录，\tn{listoftables} 命令输出表格目录，\tn{listoflistings} 命令输出代码目录。带有星号的目录命令不会添加进主文档目录中，目录的键值列表选项如下
-% \changes{v1.23u}{2021/02/20}{重新定义文档结构划分命令。}
+% \changes{v1.23v}{2021/02/20}{重新定义文档结构划分命令。}
 % \end{function}
 %
 % \begin{function}{multoc,book,article}
@@ -189,7 +188,7 @@ The latest version of this license is in
 %   multoc = <true|(false)>
 % \end{syntax}
 % \opt{multoc} 与 \opt{style/multoc} 选项具有相同的效果，但是具有优先性且可单独设置不同目录是否双栏排版。\opt{book} 选项使目录标题按照 \opt{chapter} 级别输出，\opt{article} 选项使目录标题按照 \opt{article} 级别输出，默认为 \opt{chapter} 级别。
-% \changes{v1.23u}{2021/03/15}{为几个目录增加键值列表的选项，可设置标题输出级别以及是否加入主目录。}
+% \changes{v1.23v}{2021/03/15}{为几个目录增加键值列表的选项，可设置标题输出级别以及是否加入主目录。}
 % \end{function}
 %
 % \section{接口选项}
@@ -226,9 +225,9 @@ The latest version of this license is in
 % \end{syntax}
 % \ding{229} 以上选项路径为 \opt{style/...}
 % \changes{v1.10}{2021/01/08}{更改颜色实现方式与选项名。}
-% \changes{v1.23u}{2021/02/02}{noto风格的数学字体独立出来，可自定义设置。}
-% \changes{v1.23u}{2021/02/09}{增加控制页面横线粗细的选项。}
-% \changes{v1.23u}{2021/03/15}{增加控制编号连接符的选项。}
+% \changes{v1.23v}{2021/02/02}{noto风格的数学字体独立出来，可自定义设置。}
+% \changes{v1.23v}{2021/02/09}{增加控制页面横线粗细的选项。}
+% \changes{v1.23v}{2021/03/15}{增加控制编号连接符的选项。}
 % \end{function}
 %
 % \begin{optdesc}
@@ -290,7 +289,7 @@ The latest version of this license is in
 % \ding{229} 以上选项路径为 \opt{spread/...} \\
 % 行距因子用于设置各种行距倍数，只能是浮点数，不能带有长度单位。\tn{ctexset} 原有的行距选项 \opt{linespread} 失效。各行距既可在导言区全局设置也可正文中设置对后面生效，行距的意义为
 % \changes{v1.21}{2021/01/12}{增加脚注线间的距离选项。}
-% \changes{v1.23u}{2021/02/09}{取消使用 \pkg{zhlineskip} 宏包设置数学间距。}
+% \changes{v1.23v}{2021/02/09}{取消使用 \pkg{zhlineskip} 宏包设置数学间距。}
 % \end{function}
 %
 % \begin{optdesc}
@@ -302,17 +301,17 @@ The latest version of this license is in
 % \end{optdesc}
 %
 % \subsection{其它字体}
-% \begin{function}[EXP,added = 2021-01-08,updated = 2021-02-13]{table-cap,figure-cap,listing-cap,footnote,marginpart}
+% \begin{function}[EXP,added = 2021-01-08,updated = 2021-02-13]{table-cap,figure-cap,listing-cap,footnote,marginpar}
 % \begin{syntax}
 %   table-cap = <\tn{sffamily}\tn{small}>
 %   figure-cap = <\tn{sffamily}\tn{small}>
 %   listing-cap = <\tn{sffamily}\tn{small}>
 %   footnote = <\tn{rmfamily}>
-%   marginpart = <\tn{rmfamily}\tn{footnotesize}>
+%   marginpar = <\tn{rmfamily}\tn{footnotesize}>
 % \end{syntax}
 % \ding{229} 以上选项路径为 \opt{elsefont/...}
 % \changes{v1.10}{2021/01/08}{加入自定义非正文字体选项。}
-% \changes{v1.23u}{2021/02/08}{修复使用 \tn{zihao} 命令设置字体失效的问题。}
+% \changes{v1.23v}{2021/02/08}{修复使用 \tn{zihao} 命令设置字体失效的问题。}
 % \end{function}
 %
 % \begin{optdesc}
@@ -333,7 +332,7 @@ The latest version of this license is in
 % \end{syntax}
 % \ding{229} 以上选项路径为 \opt{bibset/...}
 % \changes{v1.21}{2021/01/11}{增加 \opt{bibset} 选项，可以使用 \hologo{BibTeX} 或 \hologo{biber} 编译参考文献。}
-% \changes{v1.23u}{2021/02/23}{使用 \opt{bibset} 选项时可设置标注风格。}
+% \changes{v1.23v}{2021/02/23}{使用 \opt{bibset} 选项时可设置标注风格。}
 % \end{function}
 %
 % \begin{optdesc}
@@ -377,7 +376,7 @@ The latest version of this license is in
 % \end{function}
 %
 % \begin{optdesc}
-%   \item[thmbox] 开启定理及习题环境的盒子边框。
+%   \item[thmbox] 开启定理及习题环境的盒子边框，需载入 \pkg{tcolorbox} 宏包才生效。
 %   \item[numberwith] 定理编号跟随的计数器，默认跟随章的编号，也可以跟随其它定理环境的编号，当计数器增加时定理编号会从零开始，空置时不跟随其它计数器。
 %   \item[headpunct] 定理标题末尾后的标记，在换行符或第一段内容的间隔之前。
 %   \item[bodyfont] 定理内容部分的字体。
@@ -395,7 +394,7 @@ The latest version of this license is in
 %   \tn{declaretheoremstyle}\oarg{键值列表}\marg{定理样式名}
 % \end{syntax}
 % 文档类已预置8个定理环境，环境名及对应的定理标题名见小节 \ref{subsec:theorem}，如果需要新的定理标题名或定理样式可使用这两个命令。
-% \changes{v1.23u}{2021/03/12}{重新定义了新定理环境命令 \tn{newtheorem}。}
+% \changes{v1.23v}{2021/03/12}{重新定义了新定理环境命令 \tn{newtheorem}。}
 % \end{function}
 %
 % \begin{optdesc}
@@ -463,8 +462,8 @@ The latest version of this license is in
 % \opt{hdrset} 设置的命令由 \pkg{fancyhdr} 宏包提供支持，\opt{headrule}、\opt{footrule} 和 \opt{footnoterule} 三个横线选项一般可以使用 \tn{hrule} width \meta{长度} height \meta{高度} 命令来绘制，脚注横线默认为空。当然，手动绘制横线时线条粗细选项 \opt{style/rulewidth} 会失效。
 % \changes{v1.21}{2021/01/11}{修复单面文档时页眉横线消失的问题。}
 % \changes{v1.21}{2021/01/13}{增加配置页眉页脚的选项。}
-% \changes{v1.23u}{2021/03/08}{优化页眉页脚设置，增加 \opt{chap-mark} 和 \opt{sec-mark} 选项。}
-% \changes{v1.23u}{2021/03/14}{可以手动绘制页眉、页脚和脚注的横线。}
+% \changes{v1.23v}{2021/03/08}{优化页眉页脚设置，增加 \opt{chap-mark} 和 \opt{sec-mark} 选项。}
+% \changes{v1.23v}{2021/03/14}{可以手动绘制页眉、页脚和脚注的横线。}
 % \end{function}
 %
 % \begin{function}[added = 2021-01-13,updated = 2021-03-14]{,\easyhead,\easyfoot}
@@ -516,7 +515,7 @@ The latest version of this license is in
 %
 % \begin{function}[added = 2021-01-13,updated = 2021-01-15]{\tocrule}
 % \begin{syntax}
-%   \tn{tocrule} = \oarg{引导点间距|(0.7pc)}\oarg{引导点大小|(1.2)}\marg{引导点}\oarg{页码格式}
+%   \tn{tocrule} = \oarg{引导点间距|(0.7pc)}\parg{引导点大小|(1.2)}\marg{引导点}\oarg{页码格式}
 % \end{syntax}
 % \tn{tocrule} 命令生成目录引导线，需要在 \opt{rule} 选项中使用，其中引导线间距需带有长度单位，引导点大小不带单位，为引导点符号正常大小的倍数，引导点一般为英文句号或 \tn{cdot} 中心点符号。页码格式的内容位于页码前面，可以设置页码字体、距离。
 % \begin{ctexexam}
@@ -528,7 +527,7 @@ The latest version of this license is in
 %             {
 %               format = \addvspace{8pt}\large,
 %               indent = 1.5\ccwd,
-%               rule = \tocrule[0.6pc][1.1]{.}[\zihao{5}]
+%               rule = \tocrule[0.6pc](1.1){.}[\zihao{5}]
 %             }
 %         }
 %     }
@@ -544,7 +543,7 @@ The latest version of this license is in
 %   \tn{item} <行间公式>
 %   \tn{end}\marg{环境名}
 % \end{syntax}
-% \opt{amsmath} 宏包提供了一系列数学环境，它们可以排布各种对齐或不对齐的公式组。\opt{multline} 环境用于一行无法放下的长公式，\opt{gather} 环境用于每行居中的公式组，\opt{align} 环境用于多列对齐的公式组。
+% \pkg{amsmath} 宏包提供了一系列数学环境，它们可以排布各种对齐或不对齐的公式组。\env{multline} 环境用于一行无法放下的长公式，\env{gather} 环境用于每行居中的公式组，\env{align} 环境用于多列对齐的公式组。
 % \end{function}
 %
 % \subsection{列表}
@@ -554,7 +553,7 @@ The latest version of this license is in
 %   \tn{item} <列表内容>
 %   \tn{end}\marg{环境名}
 % \end{syntax}
-% \pkg{enumitem} 宏包为系统预置的列表环境提供了更灵活的标签以及间距的控制，可使用 \tn{setlist} 命令设置原有的三种列表格式。已设置默认格式，若自定义标签可例如
+% \pkg{enumitem} 宏包为系统预置的列表环境 \env{enumerate}、\env{itemize}和 \env{description} 提供了更灵活的标签以及间距的控制，可使用 \tn{setlist} 命令设置原有的三种列表格式。已设置默认格式，若自定义标签可例如
 % \begin{ctexexam}
 %   \begin{enumerate}[label = \arabic*(a),leftmargin = 1cm,resume]
 %   \begin{itemize}[label = \textbullet]
@@ -564,14 +563,14 @@ The latest version of this license is in
 %
 % \subsubsection{排序列表}
 % \label{subsec:sort list}
-% 使用 \opt{enumerate} 环境可创建排序列表，使用 \opt{enumerate*} 环境产生行内部列表，可以使用\textbf{A、a、I、i和1}作为可选项为 \opt{enumerate} 与 \opt{enumerate*} 格式化标签。若生成\textbf{Item I、Item II、Item III}格式可以这样
+% 使用 \opt{enumerate} 环境可创建排序列表，使用 \env{enumerate*} 环境产生行内部列表，可以使用\textbf{A、a、I、i和1}作为可选项为 \env{enumerate} 与 \env{enumerate*} 格式化标签。若生成\textbf{Item I、Item II、Item III}格式可以这样
 % \begin{ctexexam}
 %   \begin{enumerate*}[(a)]
 %   \begin{enumerate}[\bfseries{Item} I]
 % \end{ctexexam}
 %
 % \subsubsection{常规列表}
-% 使用 \opt{itemize} 环境可创建不计数列表，列表环境中若换行不缩进，若在列表中分段后则缩进两字符。 \opt{itemize*} 为行内常规列表，也提供一个可选参数。
+% 使用 \env{itemize} 环境可创建不计数列表，列表环境中若换行不缩进，若在列表中分段后则缩进两字符。 \opt{itemize*} 为行内常规列表，也提供一个可选参数。
 %
 % 用$\star$取代默认的符号
 % \begin{ctexexam}
@@ -580,7 +579,7 @@ The latest version of this license is in
 % \end{ctexexam}
 %
 % \subsubsection{主题列表}
-% 使用 \opt{description} 环境可创建带有主题词的列表。
+% 使用 \env{description} 环境可创建带有主题词的列表。
 % \begin{ctexexam}
 %   \begin{description}
 %     \item[主题一] 内容一
@@ -609,35 +608,36 @@ The latest version of this license is in
 %
 % \subsection{习题}
 % \label{subsec:exercise}
-% \begin{function}[added = 2021-01-05,updated = 2021-03-13]{exercise}
+% \begin{function}[added = 2021-01-05,updated = 2021-03-19]{exercise}
 % \begin{syntax}
-%   \tn{begin}\marg{exercise}\oarg{颜色名|(LightYellow)}\oarg{编号|(1.)}\oarg{标题|(习题)}\oarg{配置选项}
+%   \tn{begin}\marg{exercise}\oarg{颜色名|(LightYellow)}\oarg{编号|(1.)}\parg{标题|(习题)}\oarg{配置选项}
 %   \tn{item} <习题内容>
 %   \tn{end}\marg{exercise}
 % \end{syntax}
-% 习题环境 \opt{exercise} 的标题紧接上一节编号并加入目录与页眉，当使用星号环境时不进行编号。三个可选参数中颜色为自定义或 \pkg{xcolor} 包含的颜色名称，正文编号格式与小节 \ref{subsec:sort list} 排序列表相同，标题名默认为摘要，参数只能\textbf{从右往左}省略。
+% 习题环境 \env{exercise} 的标题紧接上一节编号并加入目录与页眉，当使用星号环境时不进行编号。三个可选参数中颜色为自定义或 \pkg{xcolor} 包含的颜色名称，正文编号格式与小节 \ref{subsec:sort list} 排序列表相同，标题名默认为摘要。注意，环境具有相同定界符的可选参数只能\textbf{从右往左}省略，省略的参数使用默认值。
 % \begin{ctexexam}
-%   \begin{exercise}[LightYellow][1.][习题]
+%   \begin{exercise}[LightYellow][1.](习题)
 %     \item 习题内容
 %     \item 习题内容
 %   \end{exercise}
 % \end{ctexexam}
-% \changes{v1.23u}{2021/02/08}{增加准确的习题盒子标题目录锚点。}
+% \changes{v1.23v}{2021/02/08}{增加准确的习题盒子标题目录锚点。}
 % \end{function}
 %
 % \subsection{盒子}
-% 盒子以及小节 \ref{subsec:exercise} 中 \opt{exercise} 环境配置的选项由 \pkg{tcolorbox} 提供支持，具体选项可见宏包文档的 Option Keys 一节，可以进行边距、字体及背景颜色等各种个性化设置，一些配置会覆盖之前预置的设置。
+% \label{subsec:box}
+% 使用盒子以及小节 \ref{subsec:exercise} 中的 \env{exercise} 环境需要在导言区\textbf{手动载入} \pkg{tcolorbox} 宏包，它们的配置的选项同样由 \pkg{tcolorbox} 提供支持，具体选项可见宏包文档的 Option Keys 一节，可以进行边距、字体及背景颜色等各种个性化设置，一些配置会覆盖之前预置的设置。
 %
 % \subsubsection{摘要盒子}
-% \begin{function}[added = 2021-01-05,updated = 2021-03-13]{outline}
+% \begin{function}[added = 2021-01-05,updated = 2021-03-19]{outline}
 % \begin{syntax}
-%   \tn{begin}\marg{outline}\oarg{标题名称}\oarg{配置选项}
+%   \tn{begin}\marg{outline}\parg{标题名称}\oarg{配置选项}
 %   \tn{item} <摘要内容>
 %   \tn{end}\marg{outline}
 % \end{syntax}
 % 摘要盒子可用于章前摘要，它的标题是可选参数，默认标题是摘要。
 % \begin{ctexexam}
-%   \begin{outline}[标题名称]
+%   \begin{outline}(标题名称)
 %     \item 摘要内容
 %     \item 摘要内容
 %   \end{outline}
@@ -645,15 +645,15 @@ The latest version of this license is in
 % \end{function}
 %
 % \subsubsection{段落盒子}
-% \begin{function}[added = 2021-01-05,updated = 2021-03-13]{mybox}
+% \begin{function}[added = 2021-01-05,updated = 2021-03-19]{mybox}
 % \begin{syntax}
-%   \tn{begin}\marg{mybox}\oarg{段落标题}\oarg{颜色名|(MintCream)}\oarg{配置选项}
+%   \tn{begin}\marg{mybox}\oarg{颜色名|(MintCream)}\parg{段落标题}\oarg{配置选项}
 %   <盒子内容>
 %   \tn{end}\marg{mybox}
 % \end{syntax}
 % 环境 \opt{mybox} 创建一个段落盒子，可以添加可选参数的标题，否则无标题框。当使用带有星号的环境时 \oarg{颜色名} 选项生效，可以自定义背景颜色，否则无背景颜色。
 % \begin{ctexexam}
-%   \begin{mybox}*[段落标题][MintCream]
+%   \begin{mybox}*[MintCream](段落标题)
 %     盒子内容
 %     \tcblower   % 盒子上下部分分界线
 %     盒子内容
@@ -706,7 +706,7 @@ The latest version of this license is in
 %   \tn{ch}\oarg{选项}\marg{输入}
 %   \tn{chemfig}\oarg{键值列表}\marg{分子代码}
 % \end{syntax}
-% 除了以普通公式的方式，化学式还可用 \pkg{chemformula} 实现，无机化学式使用 \tn{ch} 命令书写。有机化学式推荐使用 \pkg{chemfig}（并未载入）的 \tn{chemfig} 命令完成。
+% 除了以普通公式的方式，化学式还可用 \pkg{chemformula} 实现，无机化学式使用 \tn{ch} 命令书写。有机化学式推荐在导言区载入 \pkg{chemfig} 宏包，使用\tn{chemfig} 命令完成。
 % \end{function}
 %
 % \subsection{引用}
@@ -747,22 +747,22 @@ The latest version of this license is in
 % 命令 \tn{marginnote} 可以生成简单的边注，如果只给定了 \meta{右文本}，那么边注在奇偶数页文字相同。如果同时给定了 \meta{左文本}，则偶数页使用 \meta{左文本} 的文字。
 % \end{function}
 %
-% \subsection{插入文档}
-% \begin{function}[added = 2021-03-14]{\includepdf}
+% \subsection{双语标题}
+% \begin{function}[added = 2021-03-19]{\bicaption,\bicaptionbox}
 % \begin{syntax}
-%   \tn{includepdf}\oarg{键值列表}\marg{文档名}
+%   \tn{bicaption}\oarg{目录标题1}\marg{标题2}\oarg{目录标题1}\marg{标题2}
+%   \tn{bicaptionbox}\oarg{目录标题1}\marg{标题2}\oarg{目录标题1}\marg{标题2}
+%     \oarg{宽度}\oarg{内部位置}\marg{内容}
 % \end{syntax}
-% 该命令由 \pkg{pdfpages} 提供，将其他 pdf 文档插入当前文档，比如插入封面，可以指定插入页数、逻辑页和横向等，详情查看宏包文档。
+% 可以实现中英文双语标题，使用此功能需要在导言区载入 \pkg{bicaption} 宏包，具体用法见说明文档。
 % \end{function}
 %
-% \subsection{横向页面}
-% \begin{function}[added = 2021-03-14]{sidewaysfigure,sidewaystable}
+% \subsection{插入文档}
+% \begin{function}[added = 2021-03-14]{\includepdf}
 % \begin{syntax}
-%   \tn{begin}\marg{环境名}\oarg{位置}
-%   <插入图片或表格>
-%   \tn{end}\marg{环境名}
+%   \tn{includepdf}\oarg{键值列表}\marg{文档名}
 % \end{syntax}
-% 该环境由 \pkg{rotfloat} 提供，用于横向插入宽大的图片或表格，用法与 \opt{figure} 和 \opt{table} 环境类似。
+% 该命令由 \pkg{pdfpages} 提供，将其他 pdf 文档插入当前文档，比如插入封面，可以指定插入页数、逻辑页和横向等，详情查看宏包文档。
 % \end{function}
 %
 % \subsection{指定行距的段落}
@@ -780,7 +780,7 @@ The latest version of this license is in
 %<*class>
 \NeedsTeXFormat{LaTeX2e}[2020/10/01]
 \RequirePackage{l3keys2e}
-\ProvidesExplClass{easybook}{2021/03/18}{1.23u}{}
+\ProvidesExplClass{easybook}{2021/03/19}{1.23v}{}
 
 \cs_generate_variant:Nn \keys_define:nn {nx}
 \cs_generate_variant:Nn \int_to_arabic:n {v}
@@ -863,7 +863,7 @@ The latest version of this license is in
     {normalem}{ulem},
     {protrusion = false}{microtype},
     {shortlabels,inline}{enumitem},
-    {most}{tcolorbox},
+    {many}{tcolorbox},
     {xindy}{imakeidx},
     {CJKmath = true}{xeCJK},
     {no-math}{fontspec},
@@ -932,18 +932,17 @@ The latest version of this license is in
 \RequirePackage
   {
     xcolor,
-    pdfpages,
     footmisc,setspace,
     amsmath,amsthm,thmtools,cases,
     chemformula,siunitx,ulem,
     geometry,marginnote,nccfoots,
-    rotfloat,graphicx,
+    pdfpages,graphicx,
     fancyhdr,titletoc,
-    caption,bicaption,subcaption,
-    microtype,zhlipsum,pifont,
+    caption-light,subcaption,
+    pifont,microtype,
     tabularx,multirow,makecell,booktabs,
-    paralist,tasks,enumitem,
-    tcolorbox,
+    tasks,enumitem,
+    listings,
     imakeidx
   }
 \ctex_at_end_preamble:n
@@ -1089,7 +1088,6 @@ The latest version of this license is in
   }
 \cs_gset_eq:NN \easyhead\fancyhead
 \cs_gset_eq:NN \easyfoot\fancyfoot
-\cs_gset_eq:NN \easypagestyle\fancypagestyle
 \__ctex_define:nn {hdrset}
   {
     head-foot     .tl_set:N = \l__fancyhf_content_tl,
@@ -1243,7 +1241,7 @@ The latest version of this license is in
     belowoffset       .initial:n = -1pc
   }
 
-\NewDocumentCommand{\tocrule}{O{0.7pc}O{1.2}mO{}}
+\NewDocumentCommand{\tocrule}{O{0.7pc}D(){1.2}mO{}}
   {
     \normalsize\normalfont
     \titlerule*[#1]{\scalebox{#2}{#3}}#4\contentspage
@@ -1342,8 +1340,7 @@ The latest version of this license is in
       {
         \if@twocolumn
           \@restonecoltrue
-          \onecolumn
-          \bool_if:NT \l__multoc_bool{\twocolumn}
+          \bool_if:NTF \l__multoc_bool{\twocolumn}{\onecolumn}
         \else
           \@restonecolfalse
           \bool_if:NT \l__multoc_bool{\twocolumn}
@@ -1476,8 +1473,11 @@ The latest version of this license is in
     font += figure@font,
     belowskip = 2pt,aboveskip = 6pt
   }
-\captionsetup[figure][bi-second]{name = Figure}
-\captionsetup[table][bi-second]{name = Table}
+\ctex_at_end_package:nn {bicaption}
+  {
+    \captionsetup[figure][bi-second]{name = Figure}
+    \captionsetup[table][bi-second]{name = Table}
+  }
 \cs_new:Npn \__arabic:n #1{\int_to_arabic:v {c@#1}}
 \cs_new_protected:Npn \__separator_set:n #1
   {
@@ -1571,7 +1571,14 @@ The latest version of this license is in
 \setlist
   {
     labelsep = .75\ccwd,listparindent = 2\ccwd,
-    itemsep = .75ex plus .1ex,parsep = 0ex,topsep = .75ex plus .1ex,partopsep = 0ex
+    itemsep = .75ex plus .1ex,topsep = .75ex plus .1ex,
+    partopsep = 0ex,parsep = 0ex
+  }
+\newlist{outlinelist}{itemize}{1}
+\setlist[outlinelist]
+  {
+    label = \color{ctex@emph}\upshape\ding{111},
+    itemsep = .5ex plus .1ex,leftmargin = *
   }
 \setlist[itemize,1]
   {label = \color{ctex@emph}\ensuremath{\bullet},leftmargin = *}
@@ -1583,13 +1590,6 @@ The latest version of this license is in
   {label = \color{ctex@emph}(\alph*),ref = \theenumi(\alph*),leftmargin = *}
 \setlist[description]
   {font = \color{ctex@emph}\sf,labelwidth = *,leftmargin = 2\ccwd}
-\newlist{outlinelist}{itemize}{1}
-\setlist[outlinelist]
-  {label = \color{ctex@emph}\upshape\ding{111},itemsep = .5ex plus .1ex,leftmargin = *}
-\skip_set:Nn \pltopsep{.75ex plus .1ex}
-\skip_set:Nn \plpartopsep{0ex}
-\skip_set:Nn \plitemsep{.75ex plus .1ex}
-\skip_set:Nn \plparsep{0ex}
 
 \cs_new_protected:Npn \__thmname_set:nn #1#2
   {\tl_const:cn {c__name_#1_tl}{#2}}
@@ -1754,123 +1754,130 @@ The latest version of this license is in
 \cs_gset:Npn \tagform@#1
   {\maketag@@@{\color{ctex@emph}(\ignorespaces#1\unskip\@@italiccorr)}}
 
-\tcbset
+\ctex_at_end_package:nn {tcolorbox}
   {
-    thmsty/.style =
+    \tcbset
+      {
+        thmsty/.style =
+          {
+            enhanced~jigsaw,pad~at~break* = 3pt,
+            opacityback = 0,
+            colframe = ctex@emph,
+            left = .2pc,right = .2pc,top = .5pc,bottom = .5pc,middle= .5pc,
+            arc = 0pt
+          },
+        outlinesty/.style =
+          {
+            enhanced,nofloat,
+            tikznode~boxed~title,
+            interior~style = white,colframe = ctex@emph,
+            colbacktitle = white,coltitle = ctex@emph,
+            fonttitle = \large\sffamily,fontupper = \itshape,
+            boxed~title~style = {size = normal,opacityframe = 0,boxrule = 0pt},
+            attach~boxed~title~to~top~center = {yshift = -\tcboxedtitleheight/2},
+            arc = 3pt,
+            after~skip = 3ex,
+            left = 1.5pc,right = 1.5pc,top = 1pc,bottom = 0.5pc,
+            boxsep = 5pt
+          },
+        exersty/.style =
+          {
+            enhanced,on~line,
+            arc = 5pt,
+            fontupper = \sffamily\Large,
+            boxrule = 1pt,boxsep = 0pt,
+            left = 6pt,right = 6pt,top = 3.5pt,bottom = 3.5pt,
+            before~skip = 4ex,after~skip = 2.25ex
+          },
+        breakable,
+        boxrule = \l__rule_width_dim
+      }
+    \NewDocumentEnvironment{outline}{D(){\abstractname}o+b}
+      {
+        \begin{tcolorbox}[outlinesty,title = #1,IfValueT = {#2}{#2}]
+          \begin{outlinelist}
+            #3
+          \end{outlinelist}
+        \end{tcolorbox}
+      }{}
+    \NewDocumentEnvironment{exercise}
+      {sO{LightYellow}O{1.}D(){\c__name_exercise_tl}o+b}
+      {
+        \begin{center}
+          \bool_if:NTF \l__thmbox_bool
+            {
+              \tcbox[
+                exersty,
+                colback = #2,colframe = black,
+                drop~fuzzy~shadow = #2,
+                IfValueT = {#5}{#5},
+                phantom =
+                  \IfBooleanF{#1}
+                    {
+                      \CTEX@ifnametrue
+                      \refstepcounter{section}
+                      \markright{\CTEXthesection\hspace{0.5\ccwd}#4}
+                      \CTEX@addtocline{section}{#4}
+                    }
+                ]{\IfBooleanF{#1}{\CTEXthesection\hspace{0.5\ccwd}}#4}
+            }{
+              \sffamily\Large
+              \IfBooleanF{#1}
+                {
+                  \CTEX@ifnametrue
+                  \refstepcounter{section}
+                  \markright{\CTEXthesection\hspace{0.5\ccwd}#4}
+                  \CTEX@addtocline{section}{#4}
+                  \CTEXthesection\hspace{0.5\ccwd}
+                }#4
+            }
+        \end{center}
+        \begin{enumerate}[#3,labelsep = 0.5\ccwd]
+          #6
+        \end{enumerate}
+      }{}
+    \DeclareTColorBox{mybox}{sO{MintCream}d()O{}}
       {
         enhanced~jigsaw,pad~at~break* = 3pt,
-        opacityback = 0,
-        colframe = ctex@emph,
+        IfBooleanTF = {#1}{colback = #2}{opacityback = 0,colframe = ctex@emph},
+        IfValueT = {#3}{title = #3},
+        coltitle = black,colbacktitle = white,
+        fonttitle = \sffamily,
         left = .2pc,right = .2pc,top = .5pc,bottom = .5pc,middle= .5pc,
-        arc = 0pt
-      },
-    outlinesty/.style =
+        arc = 0pt,
+        toptitle = 2pt,bottomtitle = 2pt,
+        beforeafter~skip=2ex,
+        halign~upper = left,halign~lower = left,
+        center~title,#4
+      }
+    \DeclareTotalTCBox{\fuzzy}{O{DarkSeaGreen}vO{}}
       {
-        enhanced,nofloat,
-        tikznode~boxed~title,
-        interior~style = white,colframe = ctex@emph,
-        colbacktitle = white,coltitle = ctex@emph,
-        fonttitle = \large\sffamily,fontupper = \itshape,
-        boxed~title~style = {size = normal,opacityframe = 0,boxrule = 0pt},
-        attach~boxed~title~to~top~center = {yshift = -\tcboxedtitleheight/2},
-        arc = 3pt,
-        after~skip = 3ex,
-        left = 1.5pc,right = 1.5pc,top = 1pc,bottom = 0.5pc,
-        boxsep = 5pt
-      },
-    exersty/.style =
+        nobeforeafter,tcbox~raise~base,
+        blank,fuzzy~halo = 2pt~with~#1,#3
+      }{#2}
+    \DeclareTotalTCBox{\concise}{O{Aqua}vO{}}
       {
-        enhanced,on~line,
-        arc = 5pt,
-        fontupper = \sffamily\Large,
-        boxrule = 1pt,boxsep = 0pt,
-        left = 6pt,right = 6pt,top = 3.5pt,bottom = 3.5pt,
-        before~skip = 4ex,after~skip = 2.25ex
-      },
-    breakable,
-    boxrule = \l__rule_width_dim
+        nobeforeafter,tcbox~raise~base,
+        top = 2pt,bottom = 2.5pt,left = 2pt,right = 2pt,
+        boxsep = 0pt,boxrule = 0.75pt,arc = 1pt,
+        colback = #1!15!white,#3
+      }{#2}
   }
 \ctex_at_end_preamble:n
   {
     \bool_if:NT \l__thmbox_bool
       {
-        \tcolorboxenvironment{theorem}{thmsty}
-        \tcolorboxenvironment{definition}{thmsty}
-        \tcolorboxenvironment{lemma}{thmsty}
-        \tcolorboxenvironment{corollary}{thmsty}
-        \tcolorboxenvironment{proposition}{thmsty}
-        \tcolorboxenvironment{example}{thmsty}
+        \@ifpackageloaded{tcolorbox}
+          {
+            \tcolorboxenvironment{theorem}{thmsty}
+            \tcolorboxenvironment{definition}{thmsty}
+            \tcolorboxenvironment{lemma}{thmsty}
+            \tcolorboxenvironment{corollary}{thmsty}
+            \tcolorboxenvironment{proposition}{thmsty}
+            \tcolorboxenvironment{example}{thmsty}
+          }{}
       }
   }
-\NewDocumentEnvironment{outline}{O{\abstractname}o}
-  {
-    \begin{tcolorbox}[outlinesty,title = #1,IfValueT = {#2}{#2}]
-      \begin{outlinelist}
-  }{
-      \end{outlinelist}
-    \end{tcolorbox}
-  }
-\NewDocumentEnvironment{exercise}{sO{LightYellow}O{1.}O{\c__name_exercise_tl}o}
-  {
-    \begin{center}
-      \bool_if:NTF \l__thmbox_bool
-        {
-          \tcbox[
-            exersty,
-            colback = #2,colframe = black,
-            drop~fuzzy~shadow = #2,
-            IfValueT = {#5}{#5},
-            phantom =
-              \IfBooleanF{#1}
-                {
-                  \CTEX@ifnametrue
-                  \refstepcounter{section}
-                  \markright{\CTEXthesection\hspace{0.5\ccwd}#4}
-                  \CTEX@addtocline{section}{#4}
-                }
-            ]{\IfBooleanF{#1}{\CTEXthesection\hspace{0.5\ccwd}}#4}
-        }{
-          \sffamily\Large
-          \IfBooleanF{#1}
-            {
-              \CTEX@ifnametrue
-              \refstepcounter{section}
-              \markright{\CTEXthesection\hspace{0.5\ccwd}#4}
-              \CTEX@addtocline{section}{#4}
-              \CTEXthesection\hspace{0.5\ccwd}
-            }#4
-        }
-    \end{center}
-    \begin{compactenum}[#3]
-  }{
-    \end{compactenum}
-  }
-\DeclareTColorBox{mybox}{soO{MintCream}O{}}
-  {
-    enhanced~jigsaw,pad~at~break* = 3pt,
-    IfBooleanTF = {#1}{colback = #3}{opacityback = 0,colframe = ctex@emph},
-    IfValueT = {#2}{title = #2},
-    coltitle = black,colbacktitle = white,
-    fonttitle = \sffamily,
-    left = .2pc,right = .2pc,top = .5pc,bottom = .5pc,middle= .5pc,
-    arc = 0pt,
-    toptitle = 2pt,bottomtitle = 2pt,
-    beforeafter~skip=2ex,
-    halign~upper = left,halign~lower = left,
-    center~title,#4
-  }
-\DeclareTotalTCBox{\fuzzy}{O{DarkSeaGreen}vO{}}
-  {
-    nobeforeafter,tcbox~raise~base,
-    blank,fuzzy~halo = 2pt~with~#1,#3
-  }{#2}
-\DeclareTotalTCBox{\concise}{O{Aqua}vO{}}
-  {
-    nobeforeafter,tcbox~raise~base,
-    top = 2pt,bottom = 2.5pt,left = 2pt,right = 2pt,
-    boxsep = 0pt,boxrule = 0.75pt,arc = 1pt,
-    colback = #1!15!white,#3
-  }{#2}
 
 \bool_set_true:N \l__backend_bibtex_bool
 \tl_new:N \l__bib_style_tl
diff --git a/Master/texmf-dist/tex/latex/easybook/easybook.cls b/Master/texmf-dist/tex/latex/easybook/easybook.cls
index 2802bf40edd..fff5697b188 100644
--- a/Master/texmf-dist/tex/latex/easybook/easybook.cls
+++ b/Master/texmf-dist/tex/latex/easybook/easybook.cls
@@ -13,7 +13,7 @@
 %%   https://creativecommons.org/licenses/by/4.0/legalcode
 \NeedsTeXFormat{LaTeX2e}[2020/10/01]
 \RequirePackage{l3keys2e}
-\ProvidesExplClass{easybook}{2021/03/18}{1.23u}{}
+\ProvidesExplClass{easybook}{2021/03/19}{1.23v}{}
 
 \cs_generate_variant:Nn \keys_define:nn {nx}
 \cs_generate_variant:Nn \int_to_arabic:n {v}
@@ -96,7 +96,7 @@
     {normalem}{ulem},
     {protrusion = false}{microtype},
     {shortlabels,inline}{enumitem},
-    {most}{tcolorbox},
+    {many}{tcolorbox},
     {xindy}{imakeidx},
     {CJKmath = true}{xeCJK},
     {no-math}{fontspec},
@@ -165,18 +165,17 @@
 \RequirePackage
   {
     xcolor,
-    pdfpages,
     footmisc,setspace,
     amsmath,amsthm,thmtools,cases,
     chemformula,siunitx,ulem,
     geometry,marginnote,nccfoots,
-    rotfloat,graphicx,
+    pdfpages,graphicx,
     fancyhdr,titletoc,
-    caption,bicaption,subcaption,
-    microtype,zhlipsum,pifont,
+    caption-light,subcaption,
+    pifont,microtype,
     tabularx,multirow,makecell,booktabs,
-    paralist,tasks,enumitem,
-    tcolorbox,
+    tasks,enumitem,
+    listings,
     imakeidx
   }
 \ctex_at_end_preamble:n
@@ -322,7 +321,6 @@
   }
 \cs_gset_eq:NN \easyhead\fancyhead
 \cs_gset_eq:NN \easyfoot\fancyfoot
-\cs_gset_eq:NN \easypagestyle\fancypagestyle
 \__ctex_define:nn {hdrset}
   {
     head-foot     .tl_set:N = \l__fancyhf_content_tl,
@@ -476,7 +474,7 @@
     belowoffset       .initial:n = -1pc
   }
 
-\NewDocumentCommand{\tocrule}{O{0.7pc}O{1.2}mO{}}
+\NewDocumentCommand{\tocrule}{O{0.7pc}D(){1.2}mO{}}
   {
     \normalsize\normalfont
     \titlerule*[#1]{\scalebox{#2}{#3}}#4\contentspage
@@ -575,8 +573,7 @@
       {
         \if@twocolumn
           \@restonecoltrue
-          \onecolumn
-          \bool_if:NT \l__multoc_bool{\twocolumn}
+          \bool_if:NTF \l__multoc_bool{\twocolumn}{\onecolumn}
         \else
           \@restonecolfalse
           \bool_if:NT \l__multoc_bool{\twocolumn}
@@ -709,8 +706,11 @@
     font += figure@font,
     belowskip = 2pt,aboveskip = 6pt
   }
-\captionsetup[figure][bi-second]{name = Figure}
-\captionsetup[table][bi-second]{name = Table}
+\ctex_at_end_package:nn {bicaption}
+  {
+    \captionsetup[figure][bi-second]{name = Figure}
+    \captionsetup[table][bi-second]{name = Table}
+  }
 \cs_new:Npn \__arabic:n #1{\int_to_arabic:v {c@#1}}
 \cs_new_protected:Npn \__separator_set:n #1
   {
@@ -804,7 +804,14 @@
 \setlist
   {
     labelsep = .75\ccwd,listparindent = 2\ccwd,
-    itemsep = .75ex plus .1ex,parsep = 0ex,topsep = .75ex plus .1ex,partopsep = 0ex
+    itemsep = .75ex plus .1ex,topsep = .75ex plus .1ex,
+    partopsep = 0ex,parsep = 0ex
+  }
+\newlist{outlinelist}{itemize}{1}
+\setlist[outlinelist]
+  {
+    label = \color{ctex@emph}\upshape\ding{111},
+    itemsep = .5ex plus .1ex,leftmargin = *
   }
 \setlist[itemize,1]
   {label = \color{ctex@emph}\ensuremath{\bullet},leftmargin = *}
@@ -816,13 +823,6 @@
   {label = \color{ctex@emph}(\alph*),ref = \theenumi(\alph*),leftmargin = *}
 \setlist[description]
   {font = \color{ctex@emph}\sf,labelwidth = *,leftmargin = 2\ccwd}
-\newlist{outlinelist}{itemize}{1}
-\setlist[outlinelist]
-  {label = \color{ctex@emph}\upshape\ding{111},itemsep = .5ex plus .1ex,leftmargin = *}
-\skip_set:Nn \pltopsep{.75ex plus .1ex}
-\skip_set:Nn \plpartopsep{0ex}
-\skip_set:Nn \plitemsep{.75ex plus .1ex}
-\skip_set:Nn \plparsep{0ex}
 
 \cs_new_protected:Npn \__thmname_set:nn #1#2
   {\tl_const:cn {c__name_#1_tl}{#2}}
@@ -987,123 +987,130 @@
 \cs_gset:Npn \tagform@#1
   {\maketag@@@{\color{ctex@emph}(\ignorespaces#1\unskip\@@italiccorr)}}
 
-\tcbset
+\ctex_at_end_package:nn {tcolorbox}
   {
-    thmsty/.style =
+    \tcbset
+      {
+        thmsty/.style =
+          {
+            enhanced~jigsaw,pad~at~break* = 3pt,
+            opacityback = 0,
+            colframe = ctex@emph,
+            left = .2pc,right = .2pc,top = .5pc,bottom = .5pc,middle= .5pc,
+            arc = 0pt
+          },
+        outlinesty/.style =
+          {
+            enhanced,nofloat,
+            tikznode~boxed~title,
+            interior~style = white,colframe = ctex@emph,
+            colbacktitle = white,coltitle = ctex@emph,
+            fonttitle = \large\sffamily,fontupper = \itshape,
+            boxed~title~style = {size = normal,opacityframe = 0,boxrule = 0pt},
+            attach~boxed~title~to~top~center = {yshift = -\tcboxedtitleheight/2},
+            arc = 3pt,
+            after~skip = 3ex,
+            left = 1.5pc,right = 1.5pc,top = 1pc,bottom = 0.5pc,
+            boxsep = 5pt
+          },
+        exersty/.style =
+          {
+            enhanced,on~line,
+            arc = 5pt,
+            fontupper = \sffamily\Large,
+            boxrule = 1pt,boxsep = 0pt,
+            left = 6pt,right = 6pt,top = 3.5pt,bottom = 3.5pt,
+            before~skip = 4ex,after~skip = 2.25ex
+          },
+        breakable,
+        boxrule = \l__rule_width_dim
+      }
+    \NewDocumentEnvironment{outline}{D(){\abstractname}o+b}
+      {
+        \begin{tcolorbox}[outlinesty,title = #1,IfValueT = {#2}{#2}]
+          \begin{outlinelist}
+            #3
+          \end{outlinelist}
+        \end{tcolorbox}
+      }{}
+    \NewDocumentEnvironment{exercise}
+      {sO{LightYellow}O{1.}D(){\c__name_exercise_tl}o+b}
+      {
+        \begin{center}
+          \bool_if:NTF \l__thmbox_bool
+            {
+              \tcbox[
+                exersty,
+                colback = #2,colframe = black,
+                drop~fuzzy~shadow = #2,
+                IfValueT = {#5}{#5},
+                phantom =
+                  \IfBooleanF{#1}
+                    {
+                      \CTEX@ifnametrue
+                      \refstepcounter{section}
+                      \markright{\CTEXthesection\hspace{0.5\ccwd}#4}
+                      \CTEX@addtocline{section}{#4}
+                    }
+                ]{\IfBooleanF{#1}{\CTEXthesection\hspace{0.5\ccwd}}#4}
+            }{
+              \sffamily\Large
+              \IfBooleanF{#1}
+                {
+                  \CTEX@ifnametrue
+                  \refstepcounter{section}
+                  \markright{\CTEXthesection\hspace{0.5\ccwd}#4}
+                  \CTEX@addtocline{section}{#4}
+                  \CTEXthesection\hspace{0.5\ccwd}
+                }#4
+            }
+        \end{center}
+        \begin{enumerate}[#3,labelsep = 0.5\ccwd]
+          #6
+        \end{enumerate}
+      }{}
+    \DeclareTColorBox{mybox}{sO{MintCream}d()O{}}
       {
         enhanced~jigsaw,pad~at~break* = 3pt,
-        opacityback = 0,
-        colframe = ctex@emph,
+        IfBooleanTF = {#1}{colback = #2}{opacityback = 0,colframe = ctex@emph},
+        IfValueT = {#3}{title = #3},
+        coltitle = black,colbacktitle = white,
+        fonttitle = \sffamily,
         left = .2pc,right = .2pc,top = .5pc,bottom = .5pc,middle= .5pc,
-        arc = 0pt
-      },
-    outlinesty/.style =
+        arc = 0pt,
+        toptitle = 2pt,bottomtitle = 2pt,
+        beforeafter~skip=2ex,
+        halign~upper = left,halign~lower = left,
+        center~title,#4
+      }
+    \DeclareTotalTCBox{\fuzzy}{O{DarkSeaGreen}vO{}}
       {
-        enhanced,nofloat,
-        tikznode~boxed~title,
-        interior~style = white,colframe = ctex@emph,
-        colbacktitle = white,coltitle = ctex@emph,
-        fonttitle = \large\sffamily,fontupper = \itshape,
-        boxed~title~style = {size = normal,opacityframe = 0,boxrule = 0pt},
-        attach~boxed~title~to~top~center = {yshift = -\tcboxedtitleheight/2},
-        arc = 3pt,
-        after~skip = 3ex,
-        left = 1.5pc,right = 1.5pc,top = 1pc,bottom = 0.5pc,
-        boxsep = 5pt
-      },
-    exersty/.style =
+        nobeforeafter,tcbox~raise~base,
+        blank,fuzzy~halo = 2pt~with~#1,#3
+      }{#2}
+    \DeclareTotalTCBox{\concise}{O{Aqua}vO{}}
       {
-        enhanced,on~line,
-        arc = 5pt,
-        fontupper = \sffamily\Large,
-        boxrule = 1pt,boxsep = 0pt,
-        left = 6pt,right = 6pt,top = 3.5pt,bottom = 3.5pt,
-        before~skip = 4ex,after~skip = 2.25ex
-      },
-    breakable,
-    boxrule = \l__rule_width_dim
+        nobeforeafter,tcbox~raise~base,
+        top = 2pt,bottom = 2.5pt,left = 2pt,right = 2pt,
+        boxsep = 0pt,boxrule = 0.75pt,arc = 1pt,
+        colback = #1!15!white,#3
+      }{#2}
   }
 \ctex_at_end_preamble:n
   {
     \bool_if:NT \l__thmbox_bool
       {
-        \tcolorboxenvironment{theorem}{thmsty}
-        \tcolorboxenvironment{definition}{thmsty}
-        \tcolorboxenvironment{lemma}{thmsty}
-        \tcolorboxenvironment{corollary}{thmsty}
-        \tcolorboxenvironment{proposition}{thmsty}
-        \tcolorboxenvironment{example}{thmsty}
+        \@ifpackageloaded{tcolorbox}
+          {
+            \tcolorboxenvironment{theorem}{thmsty}
+            \tcolorboxenvironment{definition}{thmsty}
+            \tcolorboxenvironment{lemma}{thmsty}
+            \tcolorboxenvironment{corollary}{thmsty}
+            \tcolorboxenvironment{proposition}{thmsty}
+            \tcolorboxenvironment{example}{thmsty}
+          }{}
       }
   }
-\NewDocumentEnvironment{outline}{O{\abstractname}o}
-  {
-    \begin{tcolorbox}[outlinesty,title = #1,IfValueT = {#2}{#2}]
-      \begin{outlinelist}
-  }{
-      \end{outlinelist}
-    \end{tcolorbox}
-  }
-\NewDocumentEnvironment{exercise}{sO{LightYellow}O{1.}O{\c__name_exercise_tl}o}
-  {
-    \begin{center}
-      \bool_if:NTF \l__thmbox_bool
-        {
-          \tcbox[
-            exersty,
-            colback = #2,colframe = black,
-            drop~fuzzy~shadow = #2,
-            IfValueT = {#5}{#5},
-            phantom =
-              \IfBooleanF{#1}
-                {
-                  \CTEX@ifnametrue
-                  \refstepcounter{section}
-                  \markright{\CTEXthesection\hspace{0.5\ccwd}#4}
-                  \CTEX@addtocline{section}{#4}
-                }
-            ]{\IfBooleanF{#1}{\CTEXthesection\hspace{0.5\ccwd}}#4}
-        }{
-          \sffamily\Large
-          \IfBooleanF{#1}
-            {
-              \CTEX@ifnametrue
-              \refstepcounter{section}
-              \markright{\CTEXthesection\hspace{0.5\ccwd}#4}
-              \CTEX@addtocline{section}{#4}
-              \CTEXthesection\hspace{0.5\ccwd}
-            }#4
-        }
-    \end{center}
-    \begin{compactenum}[#3]
-  }{
-    \end{compactenum}
-  }
-\DeclareTColorBox{mybox}{soO{MintCream}O{}}
-  {
-    enhanced~jigsaw,pad~at~break* = 3pt,
-    IfBooleanTF = {#1}{colback = #3}{opacityback = 0,colframe = ctex@emph},
-    IfValueT = {#2}{title = #2},
-    coltitle = black,colbacktitle = white,
-    fonttitle = \sffamily,
-    left = .2pc,right = .2pc,top = .5pc,bottom = .5pc,middle= .5pc,
-    arc = 0pt,
-    toptitle = 2pt,bottomtitle = 2pt,
-    beforeafter~skip=2ex,
-    halign~upper = left,halign~lower = left,
-    center~title,#4
-  }
-\DeclareTotalTCBox{\fuzzy}{O{DarkSeaGreen}vO{}}
-  {
-    nobeforeafter,tcbox~raise~base,
-    blank,fuzzy~halo = 2pt~with~#1,#3
-  }{#2}
-\DeclareTotalTCBox{\concise}{O{Aqua}vO{}}
-  {
-    nobeforeafter,tcbox~raise~base,
-    top = 2pt,bottom = 2.5pt,left = 2pt,right = 2pt,
-    boxsep = 0pt,boxrule = 0.75pt,arc = 1pt,
-    colback = #1!15!white,#3
-  }{#2}
 
 \bool_set_true:N \l__backend_bibtex_bool
 \tl_new:N \l__bib_style_tl