diff --git a/doc/welcome.en.tm b/doc/welcome.en.tm
index 6d5c3f4..5988e60 100644
--- a/doc/welcome.en.tm
+++ b/doc/welcome.en.tm
@@ -6,33 +6,35 @@
   <tmdoc-title|Welcome to Mogan Editor>
 
   <with|color|dark red|<\warning*>
-    Please use <hlink|<name|Mogan> v1.1.0|https://github.com/XmacsLabs/mogan/releases/tag/v1.1.0>
-    if you are viewing this document with messy code (They should be Chinese
+    Please use <hlink|<name|Mogan Editor>
+    v1.1.0|https://github.com/XmacsLabs/mogan/releases/tag/v1.1.0> if you are
+    viewing this document with messy code (They should be Chinese
     characters).
   </warning*>>
 
-  <name|Mogan> is a structure editor delivered by <name|<hlink|Xmacs
+  <name|Mogan Editor> is a structure editor delivered by <name|<hlink|Xmacs
   Labs|https://github.com/XmacsLabs>>, which is a fork of <hlink|GNU
   <TeXmacs>|https://www.texmacs.org>. Its latest version is
-  <name|<strong|Mogan v1.1.1>>.
+  <name|<strong|Mogan Editor v1.1.1>>.
 
   GNU <TeXmacs> is a structured editor developed since the late 1990s by
-  <hlink|<person|Joris van der Hoeven>|http://www.texmacs.org/joris/main/joris.html>,
+  Joris <hlink|<person|van der Hoeven>|http://www.texmacs.org/joris/main/joris.html>,
   a mathematician at CNRS in France. It is designed to write high-quality
   technical documents using an intuitive and easy-to-use graphical interface,
   and able to achieve the same level of results as <LaTeX>. Its main users
   are currently primary and secondary school teachers (mostly in France) and
   university researchers.
 
-  <hlink|<person|Darcy Shen>|https://github.com/darcy-shen> released
-  <name|Mogan> v1.0.0 on January 30, 2022, and created <name|Xmacs Labs>, a
-  non-profit organization that aims to popularize GNU <TeXmacs> and make it
-  available to more people to enjoy the excellent software developed by
-  <person|Joris van der Hoeven>.
+  Darcy <hlink|<person|Shen>|https://github.com/darcy-shen> released
+  <name|Mogan Editor> v1.0.0 on January 30, 2022, and created <name|Xmacs
+  Labs>, a non-profit organization that aims to popularize GNU <TeXmacs> and
+  make it available to more people to enjoy the excellent software developed
+  by Joris <person|van der Hoeven>.
 
   <section*|What is GNU <TeXmacs>>
 
-  Highly recommended to watch the following official demo of <TeXmacs> 2.1
+  Highly recommended to watch the following official demo of GNU <TeXmacs>
+  2.1
 
   <\padded-center>
     <hlink|<with|font|TeX Gyre Pagella|font-base-size|20|A quick tour of
@@ -54,7 +56,7 @@
     <item>Documents can be saved in <TeXmacs>, <name|Xml> or <name|Scheme>
     format and printed as <name|Pdf> or <name|Postscript> files. Converters
     exist for <TeX>/<LaTeX> and <name|Html>/<name|Mathml>. Notice that
-    <TeXmacs> is <strong|not> based on <TeX>/<LaTeX>.
+    <TeXmacs> is <em|not> based on <TeX>/<LaTeX>.
 
     <item>Its rendering engine uses <strong|high-quality typesetting
     algorithms> so as to produce professionally looking documents, which can
@@ -67,92 +69,69 @@
     <name|Windows>.
   </itemize-minus>
 
-  \;
-
-  <name|Mogan> inherits all the above features from GNU <TeXmacs> (see
+  <name|Mogan Editor> inherits all the above features from GNU <TeXmacs> (see
   <hlink|the homepage of GNU <TeXmacs>|https://www.texmacs.org>), so it can
   also be used as a efficient study tool for students, teachers, and
   researchers in science and technology, and suitable to create high-quality
   assignment documents, report slides, and <LaTeX>-level papers.\ 
 
-  Based on GNU <TeXmacs>, <name|Mogan> has more bugs fixed,
+  Based on GNU <TeXmacs>, <name|Mogan Editor> has more bugs fixed,
   performance-optimized, and the interface beautified.
 
   <section*|Goal>
 
-  <strong|We create <name|Mogan> for everyone to learn and create science and
-  technology.>
+  <strong|We create <name|Mogan Editor> for everyone to learn and create
+  science and technology more easily.>
 
   <section*|Contact us>
 
-  <strong|You are welcome to contact us via the following ways to share your
-  experience, provide suggestions or report issues on <name|Mogan Editor>.
-  Interested developers and volunteer contributors are also most welcome to
-  join <name|Xmacs Labs>.>
+  <\strong>
+    You are sincerely welcome to contact us via the following ways to share
+    your experience, provide suggestions or report issues on <name|Mogan
+    Editor>.\ 
 
-  <\with|par-columns|2>
-    <\itemize>
-      <\with|par-columns|1>
-        <item><name|Bilibili>: <hlink|<with|font|FandolSong|\<#6C88\>\<#6D6A\>\<#718A\>\<#732B\>\<#513F\>>|https://space.bilibili.com/28058658>
+    Interested developers and volunteer contributors are also warmly welcome
+    to join <name|Xmacs Labs>.
+  </strong>
 
-        <item><name|Gitee>: <hlink|<with|font|FandolSong|\<#58A8\>\<#8005\>\<#5B9E\>\<#9A8C\>\<#5BA4\>>|https://gitee.com/XmacsLabs/>
-
-        <item><name|GitHub>: <hlink|<name|XmacsLabs>|https://github.com/XmacsLabs>
-
-        <item><name|Douban> Group: <hlink|GNU
-        <TeXmacs>|https://www.douban.com/group/texmacs/>
-
-        <item><name|Zhihu>: <hlink|<with|font|FandolSong|\<#58A8\>\<#5E72\>\<#7F16\>\<#8F91\>\<#5668\>>|https://www.zhihu.com/people/xmacs>
-
-        <item><name|WeChat> Official Account:
-        <with|font|FandolSong|\<#58A8\>\<#8005\>\<#5B9E\>\<#9A8C\>\<#5BA4\>>
-        (xmacs2020)
-
-        <item><name|WeChat> Group: <with|font|FandolSong|\<#58A8\>\<#5BA2\>\<#793E\>\<#533A\>>\<#FF08\>Join
-        via account <name|XmacsLabs>)
-
-        <item><name|WeChat> Group: <with|font|FandolSong|\<#58A8\>\<#5E72\>\<#7F16\>\<#8F91\>\<#5668\>>\<#FF08\>Join
-        via account <name|XmacsLabs>\<#FF09\>
-
-        <item><name|QQ> Group: GNU <TeXmacs><space|0.6spc><with|font|FandolSong|\<#4E2D\>\<#6587\>\<#793E\>\<#533A\>>
-        (934456971)
-      </with>
-    </itemize>
-  </with>
+  <\padded-center>
+    <tabular|<tformat|<cwith|1|-1|1|-1|cell-halign|c>|<cwith|2|2|1|-1|cell-background|#f0f0f0>|<cwith|4|4|1|-1|cell-background|#f0f0f0>|<cwith|6|6|1|-1|cell-background|#f0f0f0>|<cwith|8|8|1|-1|cell-background|#f0f0f0>|<table|<row|<cell|<name|Bilibili>>|<cell|<hlink|<with|font|FandolSong|\<#6C88\>\<#6D6A\>\<#718A\>\<#732B\>\<#513F\>>|https://space.bilibili.com/28058658>>>|<row|<cell|<name|Gitee>>|<cell|<hlink|<with|font|FandolSong|\<#58A8\>\<#8005\>\<#5B9E\>\<#9A8C\>\<#5BA4\>>|https://gitee.com/XmacsLabs/>>>|<row|<cell|<name|GitHub>>|<cell|<hlink|<name|XmacsLabs>|https://github.com/XmacsLabs>>>|<row|<cell|<name|Douban>
+    Group>|<cell|<hlink|GNU <TeXmacs>|https://www.douban.com/group/texmacs/>>>|<row|<cell|<name|Zhihu>>|<cell|<hlink|<with|font|FandolSong|\<#58A8\>\<#5E72\>\<#7F16\>\<#8F91\>\<#5668\>>|https://www.zhihu.com/people/xmacs>>>|<row|<cell|<name|WeChat>
+    Official Account>|<cell|<with|font|FandolSong|\<#58A8\>\<#8005\>\<#5B9E\>\<#9A8C\>\<#5BA4\>>
+    (<name|xmacs2020>)>>|<row|<cell|<name|WeChat>
+    Group>|<cell|<with|font|FandolSong|\<#58A8\>\<#5BA2\>\<#793E\>\<#533A\>>
+    (Join via <name|WeChat> account <name|XmacsLabs>)>>|<row|<cell|<name|QQ>
+    Group>|<cell|GNU <TeXmacs> \<#4E2D\>\<#6587\>\<#793E\>\<#533A\>
+    (934456971)>>>>>
+  </padded-center>
 
   You are also welcome to consult the TeXmacs community, especially the
-  official forum, if you encounter problems while using Mogan.
+  official forum, if you encounter problems while using <name|Mogan Editor>.
 
-  <\itemize>
-    <item>Official Forum: <hlink|The GNU <TeXmacs>
-    forum|http://forum.texmacs.cn>
-
-    <item><name|GitHub>: <hlink|GNU <TeXmacs>|https://github.com/texmacs>
-
-    <item><name|Twitter>: <hlink|GNU <TeXmacs>|https://twitter.com/gnu_texmacs>
-
-    <item><name|Gitter>: <hlink|texmacs/Lobby|https://gitter.im/texmacs/Lobby>\ 
-
-    <item><name|YouTube>: <hlink|<TeXmacs>
-    Videos|https://www.youtube.com/channel/UCLaZZkOj3GPYFu9pVsEbthg>
-
-    <item><hlink|Mailing lists for <TeXmacs>|https://www.texmacs.org/tmweb/home/ml.en.html>
-  </itemize>
+  <\padded-center>
+    <tabular|<tformat|<cwith|2|2|1|-1|cell-background|#f0f0f0>|<cwith|4|4|1|-1|cell-background|#f0f0f0>|<cwith|6|6|1|-1|cell-background|#f0f0f0>|<cwith|1|-1|1|-1|cell-halign|c>|<cwith|6|6|1|-1|cell-row-span|1>|<cwith|6|6|1|-1|cell-col-span|2>|<table|<row|<cell|Official
+    Forum>|<cell|<hlink|The GNU <TeXmacs>
+    forum|http://forum.texmacs.cn>>>|<row|<cell|<name|YouTube>>|<cell|<hlink|<TeXmacs>
+    Videos|https://www.youtube.com/channel/UCLaZZkOj3GPYFu9pVsEbthg>>>|<row|<cell|<name|GitHub>>|<cell|<hlink|GNU
+    <TeXmacs>|https://github.com/texmacs>>>|<row|<cell|<name|Twitter>>|<cell|<hlink|GNU
+    <TeXmacs>|https://twitter.com/gnu_texmacs>>>|<row|<cell|<name|Gitter>>|<cell|<hlink|texmacs/Lobby|https://gitter.im/texmacs/Lobby>>>|<row|<cell|<hlink|Mailing
+    lists for <TeXmacs>|https://www.texmacs.org/tmweb/home/ml.en.html>>|<cell|>>>>>
+  </padded-center>
 
   <section*|<name|Xmacs Planet>>
 
   <hlink|<name|Xmacs Planet>|<math|http://git.tmml.wiki/XmacsLabs/planet/raw/main/index.tm>>
-  is an aggregation of <TeXmacs> documents submitted by <name|Mogan> users.
-  The topic of <name|Xmacs Planet> focuses on Science and Technology.
+  is an aggregation of <TeXmacs> documents submitted by <name|Mogan Editor>
+  users. The topic of <name|Xmacs Planet> focuses on Science and Technology.
 
   Selected <TeXmacs> documents\<#FF1A\>
 
   <\itemize>
-    <item><hlink|\<#6C88\>\<#6D6A\>\<#718A\>\<#732B\>\<#513F\>\<#FF1A\>\<#5B9A\>\<#5236\>\<#5FEB\>\<#6377\>\<#952E\>\<#5FEB\>\<#901F\>\<#8F93\>\<#5165\>\<#4EE5\>1\<#4E3A\>\<#5206\>\<#5B50\>\<#7684\>\<#5206\>\<#5F0F\>|http://git.tmml.wiki/XmacsLabs/planet/raw/main/\<#6C88\>\<#6D6A\>\<#718A\>\<#732B\>\<#513F\>/\<#5B9A\>\<#5236\>\<#5FEB\>\<#6377\>\<#952E\>\<#5FEB\>\<#901F\>\<#8F93\>\<#5165\>\<#4EE5\>1\<#4E3A\>\<#5206\>\<#5B50\>\<#7684\>\<#5206\>\<#5F0F\>.tm>
+    <item><hlink|<with|font|FandolSong|\<#6C88\>\<#6D6A\>\<#718A\>\<#732B\>\<#513F\>\<#FF1A\>\<#5B9A\>\<#5236\>\<#5FEB\>\<#6377\>\<#952E\>\<#5FEB\>\<#901F\>\<#8F93\>\<#5165\>\<#4EE5\>1\<#4E3A\>\<#5206\>\<#5B50\>\<#7684\>\<#5206\>\<#5F0F\>>|http://git.tmml.wiki/XmacsLabs/planet/raw/main/\<#6C88\>\<#6D6A\>\<#718A\>\<#732B\>\<#513F\>/\<#5B9A\>\<#5236\>\<#5FEB\>\<#6377\>\<#952E\>\<#5FEB\>\<#901F\>\<#8F93\>\<#5165\>\<#4EE5\>1\<#4E3A\>\<#5206\>\<#5B50\>\<#7684\>\<#5206\>\<#5F0F\>.tm>
 
-    <item><hlink|2019\<#5E74\>\<#5168\>\<#56FD\>\<#9AD8\>\<#4E2D\>\<#6570\>\<#5B66\>\<#8054\>\<#5408\>\<#7ADE\>\<#8D5B\>\<#4E00\>\<#8BD5\>\<#8BD5\>\<#9898\>A\<#5377\>|http://git.tmml.wiki/XmacsLabs/planet/raw/c029037c2f11ec60cfebee2afbd74ceeddc74a4b/doc/2019\<#5E74\>\<#5168\>\<#56FD\>\<#9AD8\>\<#4E2D\>\<#6570\>\<#5B66\>\<#8054\>\<#5408\>\<#7ADE\>\<#8D5B\>\<#4E00\>\<#8BD5\>\<#8BD5\>\<#9898\>A\<#5377\>.tm>
+    <item><hlink|<with|font|FandolSong|2019\<#5E74\>\<#5168\>\<#56FD\>\<#9AD8\>\<#4E2D\>\<#6570\>\<#5B66\>\<#8054\>\<#5408\>\<#7ADE\>\<#8D5B\>\<#4E00\>\<#8BD5\>\<#8BD5\>\<#9898\>A\<#5377\>>|http://git.tmml.wiki/XmacsLabs/planet/raw/c029037c2f11ec60cfebee2afbd74ceeddc74a4b/doc/2019\<#5E74\>\<#5168\>\<#56FD\>\<#9AD8\>\<#4E2D\>\<#6570\>\<#5B66\>\<#8054\>\<#5408\>\<#7ADE\>\<#8D5B\>\<#4E00\>\<#8BD5\>\<#8BD5\>\<#9898\>A\<#5377\>.tm>
 
-    <item><hlink|\<#9AD8\>\<#8003\>\<#6570\>\<#5B66\>|http://git.tmml.wiki/XmacsLabs/planet/raw/main/\<#9AD8\>\<#8003\>\<#6570\>\<#5B66\>/index.tm>
+    <item><hlink|<with|font|FandolSong|\<#9AD8\>\<#8003\>\<#6570\>\<#5B66\>>|http://git.tmml.wiki/XmacsLabs/planet/raw/main/\<#9AD8\>\<#8003\>\<#6570\>\<#5B66\>/index.tm>
   </itemize>
 
   <section*|The Name "Mogan">
diff --git a/doc/welcome.zh.tm b/doc/welcome.zh.tm
index 77eea95..32dc9f7 100644
--- a/doc/welcome.zh.tm
+++ b/doc/welcome.zh.tm
@@ -3,38 +3,46 @@
 <style|<tuple|tmdoc|chinese|old-spacing|old-dots|old-lengths|compact-list>>
 
 <\body>
-  <tmdoc-title|欢迎使用墨干>
+  <tmdoc-title|欢迎使用墨干编辑器>
 
   <with|color|dark red|<\warning*>
-    如果你在查看这个文件时，中文乱码，请使用
-    <hlink|<name|墨干<space|0.2spc>V1.1.1>|https://gitee.com/XmacsLabs/mogan/releases/tag/v1.1.1>（它们应该是中文字符）。
+    \;
+
+    <\itemize-dot>
+      <item>如果你在查看这个文件时，中文乱码，请使用
+      <hlink|<name|墨干编辑器<space|0.2spc>V1.1.1>|https://gitee.com/XmacsLabs/mogan/releases/tag/v1.1.1>（它们应该是中文字符）。
+
+      <item>由于加载字体等等内容，头几次启动后程序可能运行缓慢或卡顿，通常之后会正常。
+    </itemize-dot>
+
+    我们请求您的理解和耐心，非常感谢。
   </warning*>>
 
-  <name|墨干>是<hlink|墨者实验室|http://git.tmml.wiki/XmacsLabs/planet/raw/main/墨者实验室/index.tm>旗下结构化编辑器，衍生自
+  <name|墨干编辑器>是<hlink|墨者实验室|http://git.tmml.wiki/XmacsLabs/planet/raw/main/墨者实验室/index.tm>旗下结构化编辑器，衍生自
   GNU <TeXmacs>，有如下不同：
 
   <\description>
-    <item*|合理的配置调优>比如在墨干中默认的快捷键风格是
+    <item*|合理的配置调优>比如在墨干编辑器中默认的快捷键风格是
     <name|Emacs> 风格，这样在不同平台快捷键是一致的。如果你想切换回
     <key|Ctrl-c> 或者 <key|Command-c> 这种随系统不同变化的快捷键风格，可以在
     <menu|Edit|Preferences|General|Look and feel> 中改回来。
 
-    <item*|激进的技术选型>比如墨干将 <name|GUI> 框架从
-    <name|Qt 4.8.x> 切换到了 <name|Qt 5.15.x>，将脚本执行引擎从
-    <name|Guile> 1.8.x 切换到了 <name|S7
-    Scheme>，在享受新技术带来的优势的同时，也会有不少不稳定的因素。
+    <item*|激进的技术选型>比如墨干编辑器将 <name|GUI>
+    框架从 <name|Qt 4.8.x> 切换到了 <name|Qt
+    5.15.x>，将脚本执行引擎从 <name|Guile> 1.8.x 切换到了
+    <name|S7 Scheme>，在享受新技术带来的优势的同时，也会有不少不稳定的因素。
   </description>
 
   当前<hlink|最新版本的墨干编辑器|https://gitee.com/XmacsLabs/mogan/releases>是
-  <strong|墨干<space|0.2spc>V1.1.1>：
+  <strong|墨干编辑器<space|0.2spc>V1.1.1>：
 
   <\itemize>
-    <math|\<Longrightarrow\>> 查看<hlink|墨干所有版本|http://git.tmml.wiki/XmacsLabs/planet/raw/main/doc/mogan_index.zh.tm>
+    <math|\<Longrightarrow\>> 查看<hlink|墨干编辑器所有版本|http://git.tmml.wiki/XmacsLabs/planet/raw/main/doc/mogan_index.zh.tm>
 
-    <math|\<Longrightarrow\>> 查看<hlink|墨干<space|0.2spc>V1.1.1的更新记录|http://git.tmml.wiki/XmacsLabs/planet/raw/main/doc/mogan_v1.1.1.zh.tm>
+    <math|\<Longrightarrow\>> 查看<hlink|墨干编辑器<space|0.2spc>V1.1.1的更新记录|http://git.tmml.wiki/XmacsLabs/planet/raw/main/doc/mogan_v1.1.1.zh.tm>
   </itemize>
 
-  <section*|学习墨干>
+  <section*|学习墨干编辑器>
 
   <\description>
     <item*|<TeXmacs>的官方文档>在帮助菜单下可以直接浏览。需要注意的一点是，如果界面语言是中文，那么已经完成翻译的帮助文档也是中文文档；如果界面语言是英文，那么帮助文档是英文的。
@@ -49,56 +57,35 @@
 
   <section*|联系我们>
 
-  <strong|衷心欢迎大家通过以下方式联系我们，交流经验、提供建议或报告问题。也热情欢迎感兴趣的开发者和志愿贡献者加入墨者实验室。>
+  <\strong>
+    衷心欢迎大家通过以下方式联系我们，交流经验、提供建议或报告问题。
 
-  <\with|par-columns|2>
-    <\itemize>
-      <\with|par-columns|1>
-        <item><name|Bilibili>: <hlink|<with|font|FandolSong|沈浪熊猫儿>|https://space.bilibili.com/28058658>
+    也热情欢迎感兴趣的开发者和志愿贡献者加入墨者实验室。
+  </strong>
 
-        <item><name|Gitee>: <hlink|<with|font|FandolSong|墨者实验室>|https://gitee.com/XmacsLabs/>
+  <\padded-center>
+    <tabular|<tformat|<cwith|1|-1|1|-1|cell-halign|c>|<cwith|2|2|1|-1|cell-background|#f0f0f0>|<cwith|4|4|1|-1|cell-background|#f0f0f0>|<cwith|6|6|1|-1|cell-background|#f0f0f0>|<cwith|8|8|1|-1|cell-background|#f0f0f0>|<table|<row|<cell|<name|Bilibili>>|<cell|<hlink|<with|font|FandolSong|沈浪熊猫儿>|https://space.bilibili.com/28058658>>>|<row|<cell|<name|Gitee>>|<cell|<hlink|<with|font|FandolSong|墨者实验室>|https://gitee.com/XmacsLabs/>>>|<row|<cell|<name|GitHub>>|<cell|<hlink|<name|XmacsLabs>|https://github.com/XmacsLabs>>>|<row|<cell|豆瓣小组>|<cell|<hlink|GNU
+    <TeXmacs>|https://www.douban.com/group/texmacs/>>>|<row|<cell|知乎>|<cell|<hlink|<with|font|FandolSong|墨干编辑器>|https://www.zhihu.com/people/xmacs>>>|<row|<cell|微信公众号>|<cell|<with|font|FandolSong|墨者实验室>
+    (<name|xmacs2020>)>>|<row|<cell|微信群>|<cell|<with|font|FandolSong|墨客社区>
+    (通过微信号 <name|XmacsLabs> 入群)>>|<row|<cell|QQ群>|<cell|GNU
+    <TeXmacs> 中文社区 (934456971)>>>>>
+  </padded-center>
 
-        <item><name|GitHub>: <hlink|<name|XmacsLabs>|https://github.com/XmacsLabs>
-
-        <item>豆瓣小组: <hlink|GNU <TeXmacs>|https://www.douban.com/group/texmacs/>
-
-        <item>知乎: <hlink|<with|font|FandolSong|墨干编辑器>|https://www.zhihu.com/people/xmacs>
-
-        <item>微信公众号: <with|font|FandolSong|墨者实验室>
-        (<name|xmacs2020>)
-
-        <item>微信群: <with|font|FandolSong|墨客社区>（通过微信号
-        <name|XmacsLabs> 入群)
-
-        <item><name|QQ>群: GNU <TeXmacs><space|0.6spc><with|font|FandolSong|中文社区>
-        (934456971)
-      </with>
-    </itemize>
-  </with>
-
-  使用墨干时遇到问题也欢迎咨询 <TeXmacs>
+  使用墨干编辑器时遇到问题也欢迎咨询 <TeXmacs>
   社区，特别是官方论坛。
 
-  <\itemize>
-    <item>官方论坛: <hlink|The GNU <TeXmacs>
-    forum|http://forum.texmacs.cn>
-
-    <item><name|YouTube>: <hlink|<TeXmacs>
-    Videos|https://www.youtube.com/channel/UCLaZZkOj3GPYFu9pVsEbthg>
-
-    <item><name|GitHub>: <hlink|GNU <TeXmacs>|https://github.com/texmacs>
-
-    <item><name|Twitter>: <hlink|GNU <TeXmacs>|https://twitter.com/gnu_texmacs>
-
-    <item><name|Gitter>: <hlink|texmacs/Lobby|https://gitter.im/texmacs/Lobby>\ 
-
-    <item>邮件列表: <hlink|Mailing lists for
-    <TeXmacs>|https://www.texmacs.org/tmweb/home/ml.en.html>
-  </itemize>
+  <\padded-center>
+    <tabular|<tformat|<cwith|2|2|1|-1|cell-background|#f0f0f0>|<cwith|4|4|1|-1|cell-background|#f0f0f0>|<cwith|6|6|1|-1|cell-background|#f0f0f0>|<cwith|1|-1|1|-1|cell-halign|c>|<table|<row|<cell|官方论坛>|<cell|<hlink|The
+    GNU <TeXmacs> forum|http://forum.texmacs.cn>>>|<row|<cell|<name|YouTube>>|<cell|<hlink|<TeXmacs>
+    Videos|https://www.youtube.com/channel/UCLaZZkOj3GPYFu9pVsEbthg>>>|<row|<cell|<name|GitHub>>|<cell|<hlink|GNU
+    <TeXmacs>|https://github.com/texmacs>>>|<row|<cell|<name|Twitter>>|<cell|<hlink|GNU
+    <TeXmacs>|https://twitter.com/gnu_texmacs>>>|<row|<cell|<name|Gitter>>|<cell|<hlink|texmacs/Lobby|https://gitter.im/texmacs/Lobby>>>|<row|<cell|邮件列表>|<cell|<hlink|Mailing
+    lists for <TeXmacs>|https://www.texmacs.org/tmweb/home/ml.en.html>>>>>>
+  </padded-center>
 
   <section*|中学教育>
 
-  墨者实验室会持续关注墨干在中学教育中的应用，以下是若干示例文档。
+  墨者实验室会持续关注墨干编辑器在中学教育中的应用，以下是若干示例文档。
 
   <\itemize-arrow>
     <item><hlink|2019年全国高中数学联合竞赛一试试题A卷|http://git.tmml.wiki/XmacsLabs/planet/raw/c029037c2f11ec60cfebee2afbd74ceeddc74a4b/doc/2019年全国高中数学联合竞赛一试试题A卷.tm>
@@ -108,7 +95,7 @@
 
   在中学教育实践中，<name|Gnuplot>
   可用于函数曲线的绘制，欧几里得可用于平面几何的绘制，<name|Maxima>
-  作为计算机代数系统可用于自动求导、表达式自动化简等教学需求。这三个软件在墨干中都有对应的插件。
+  作为计算机代数系统可用于自动求导、表达式自动化简等教学需求。这三个软件在墨干编辑器中都有对应的插件。
 
   <section*|墨者百科>
 
diff --git a/墨者实验室/index.tm b/墨者实验室/index.tm
index 0a03647..2a6dea3 100644
--- a/墨者实验室/index.tm
+++ b/墨者实验室/index.tm
@@ -41,13 +41,19 @@
 
   <section*|\<#8054\>\<#7CFB\>\<#6211\>\<#4EEC\>>
 
+  <\strong>
+    \<#8877\>\<#5FC3\>\<#6B22\>\<#8FCE\>\<#5927\>\<#5BB6\>\<#901A\>\<#8FC7\>\<#4EE5\>\<#4E0B\>\<#65B9\>\<#5F0F\>\<#8054\>\<#7CFB\>\<#6211\>\<#4EEC\>\<#FF0C\>\<#4EA4\>\<#6D41\>\<#7ECF\>\<#9A8C\>\<#3001\>\<#63D0\>\<#4F9B\>\<#5EFA\>\<#8BAE\>\<#6216\>\<#62A5\>\<#544A\>\<#95EE\>\<#9898\>\<#3002\>
+
+    \<#4E5F\>\<#70ED\>\<#60C5\>\<#6B22\>\<#8FCE\>\<#611F\>\<#5174\>\<#8DA3\>\<#7684\>\<#5F00\>\<#53D1\>\<#8005\>\<#548C\>\<#5FD7\>\<#613F\>\<#8D21\>\<#732E\>\<#8005\>\<#52A0\>\<#5165\>\<#58A8\>\<#8005\>\<#5B9E\>\<#9A8C\>\<#5BA4\>\<#3002\>
+  </strong>
+
   <\padded-center>
-    <tabular|<tformat|<cwith|1|1|1|-1|cell-background|#ffa>|<table|<row|<cell|\<#5E10\>\<#53F7\>>|<cell|\<#5E73\>\<#53F0\>>|<cell|\<#5907\>\<#6CE8\>>>|<row|<cell|<hlink|<with|font|FandolSong|\<#6C88\>\<#6D6A\>\<#718A\>\<#732B\>\<#513F\>>|https://space.bilibili.com/28058658>>|<cell|<name|Bilibili>>|<cell|>>|<row|<cell|<hlink|<with|font|FandolSong|\<#58A8\>\<#8005\>\<#5B9E\>\<#9A8C\>\<#5BA4\>>|https://gitee.com/XmacsLabs/>>|<cell|<name|Gitee>>|<cell|>>|<row|<cell|<hlink|<name|XmacsLabs>|https://github.com/XmacsLabs>>|<cell|<name|GitHub>>|<cell|>>|<row|<cell|<hlink|GNU
-    <TeXmacs>|https://www.douban.com/group/texmacs/>>|<cell|\<#8C46\>\<#74E3\>\<#5C0F\>\<#7EC4\>>|<cell|>>|<row|<cell|<hlink|<with|font|FandolSong|\<#58A8\>\<#5E72\>\<#7F16\>\<#8F91\>\<#5668\>>|https://www.zhihu.com/people/xmacs>>|<cell|\<#77E5\>\<#4E4E\>>|<cell|>>|<row|<cell|<with|font|FandolSong|\<#58A8\>\<#8005\>\<#5B9E\>\<#9A8C\>\<#5BA4\>>
-    (<name|xmacs2020>)>|<cell|\<#5FAE\>\<#4FE1\>\<#516C\>\<#4F17\>\<#53F7\>>|<cell|>>|<row|<cell|<with|font|FandolSong|\<#58A8\>\<#5BA2\>\<#793E\>\<#533A\>>>|<cell|\<#5FAE\>\<#4FE1\>\<#7FA4\>>|<cell|\<#901A\>\<#8FC7\>\<#5FAE\>\<#4FE1\>\<#53F7\>
-    <name|XmacsLabs> \<#5165\>\<#7FA4\>>>|<row|<cell|<with|font|FandolSong|\<#58A8\>\<#5E72\>\<#7F16\>\<#8F91\>\<#5668\>>>|<cell|\<#5FAE\>\<#4FE1\>\<#7FA4\>>|<cell|\<#901A\>\<#8FC7\>\<#5FAE\>\<#4FE1\>\<#53F7\>
-    <name|XmacsLabs> \<#5165\>\<#7FA4\>>>|<row|<cell|GNU <TeXmacs>
-    \<#4E2D\>\<#6587\>\<#793E\>\<#533A\> (934456971)>|<cell|QQ\<#7FA4\>>|<cell|>>>>>
+    <tabular|<tformat|<cwith|1|-1|1|-1|cell-halign|c>|<cwith|2|2|1|-1|cell-background|#f0f0f0>|<cwith|4|4|1|-1|cell-background|#f0f0f0>|<cwith|6|6|1|-1|cell-background|#f0f0f0>|<cwith|8|8|1|-1|cell-background|#f0f0f0>|<table|<row|<cell|<name|Bilibili>>|<cell|<hlink|<with|font|FandolSong|\<#6C88\>\<#6D6A\>\<#718A\>\<#732B\>\<#513F\>>|https://space.bilibili.com/28058658>>>|<row|<cell|<name|Gitee>>|<cell|<hlink|<with|font|FandolSong|\<#58A8\>\<#8005\>\<#5B9E\>\<#9A8C\>\<#5BA4\>>|https://gitee.com/XmacsLabs/>>>|<row|<cell|<name|GitHub>>|<cell|<hlink|<name|XmacsLabs>|https://github.com/XmacsLabs>>>|<row|<cell|\<#8C46\>\<#74E3\>\<#5C0F\>\<#7EC4\>>|<cell|<hlink|GNU
+    <TeXmacs>|https://www.douban.com/group/texmacs/>>>|<row|<cell|\<#77E5\>\<#4E4E\>>|<cell|<hlink|<with|font|FandolSong|\<#58A8\>\<#5E72\>\<#7F16\>\<#8F91\>\<#5668\>>|https://www.zhihu.com/people/xmacs>>>|<row|<cell|\<#5FAE\>\<#4FE1\>\<#516C\>\<#4F17\>\<#53F7\>>|<cell|<with|font|FandolSong|\<#58A8\>\<#8005\>\<#5B9E\>\<#9A8C\>\<#5BA4\>>
+    (<name|xmacs2020>)>>|<row|<cell|\<#5FAE\>\<#4FE1\>\<#7FA4\>>|<cell|<with|font|FandolSong|\<#58A8\>\<#5BA2\>\<#793E\>\<#533A\>>
+    (\<#901A\>\<#8FC7\>\<#5FAE\>\<#4FE1\>\<#53F7\> <name|XmacsLabs>
+    \<#5165\>\<#7FA4\>)>>|<row|<cell|QQ\<#7FA4\>>|<cell|GNU <TeXmacs>
+    \<#4E2D\>\<#6587\>\<#793E\>\<#533A\> (934456971)>>>>>
   </padded-center>
 </body>
 
@@ -62,17 +68,11 @@
     <associate|auto-1|<tuple|?|1>>
     <associate|auto-2|<tuple|<with|mode|<quote|math>|\<bullet\>>|?>>
     <associate|auto-3|<tuple|<with|mode|<quote|math>|\<bullet\>>|?>>
-    <associate|auto-4|<tuple|<with|mode|<quote|math>|\<bullet\>>|?>>
   </collection>
 </references>
 
 <\auxiliary>
   <\collection>
-    <\associate|table>
-      <tuple|normal|<\surround|<hidden-binding|<tuple>|1>|>
-        \<#8054\>\<#7CFB\>\<#6211\>\<#4EEC\>
-      </surround>|<pageref|auto-4>>
-    </associate>
     <\associate|toc>
       <vspace*|1fn><with|font-series|<quote|bold>|math-font-series|<quote|bold>|\<#6587\>\<#6863\>\<#5217\>\<#8868\>>
       <datoms|<macro|x|<repeat|<arg|x>|<with|font-series|medium|<with|font-size|1|<space|0.2fn>.<space|0.2fn>>>>>|<htab|5mm>>