diff --git a/command/apt-get.md b/command/apt-get.md
index c9189162f51..de40c865603 100644
--- a/command/apt-get.md
+++ b/command/apt-get.md
@@ -1,5 +1,6 @@
 apt-get
 ===
+`Advanced Package Tool Get`
 
 Debian Linux发行版中的APT软件包管理工具
 
diff --git a/command/ar.md b/command/ar.md
index 6e5fb55f252..888e45ff143 100644
--- a/command/ar.md
+++ b/command/ar.md
@@ -1,5 +1,6 @@
 ar
 ===
+`Archiver`
 
 建立或修改备存文件，或是从备存文件中抽取文件
 
diff --git a/command/as.md b/command/as.md
index 622f791b0c3..ce0fb10e032 100644
--- a/command/as.md
+++ b/command/as.md
@@ -1,5 +1,6 @@
 as
 ===
+`Assembler`
 
 汇编语言编译器
 
diff --git a/command/awk.md b/command/awk.md
index a23eec09e6a..925caf7b544 100644
--- a/command/awk.md
+++ b/command/awk.md
@@ -1,5 +1,6 @@
 awk
 ===
+`Aho Weiberger and Kernighan`
 
 文本和数据进行处理的编程语言
 
diff --git a/command/bg.md b/command/bg.md
index 7dd0cb3fc7f..f7481cec6a7 100644
--- a/command/bg.md
+++ b/command/bg.md
@@ -1,5 +1,6 @@
 bg
 ===
+`Background`
 
 将前台终端作业移动到后台运行
 
diff --git a/command/cal.md b/command/cal.md
index 0a82f254bf6..81bd98dec40 100644
--- a/command/cal.md
+++ b/command/cal.md
@@ -1,5 +1,6 @@
 cal
 ===
+`Calendar`
 
 显示当前日历或指定日期的日历
 
diff --git a/command/cat.md b/command/cat.md
index 2190c5c04b2..c259379eef3 100644
--- a/command/cat.md
+++ b/command/cat.md
@@ -1,5 +1,6 @@
 cat
 ===
+`Concatenate`
 
 连接多个文件并打印到标准输出。
 
diff --git a/command/cd.md b/command/cd.md
index 0f2255cf632..d107b8b8ac2 100644
--- a/command/cd.md
+++ b/command/cd.md
@@ -1,5 +1,6 @@
 cd
 ===
+`Change Directory`
 
 切换用户当前工作目录。
 
diff --git a/command/chattr.md b/command/chattr.md
index 698811f1800..f00a1d9f984 100644
--- a/command/chattr.md
+++ b/command/chattr.md
@@ -1,5 +1,6 @@
 chattr
 ===
+`Change Attribute`
 
 用来改变文件属性
 
diff --git a/command/chgrp.md b/command/chgrp.md
index 5b3cdd720e4..d0ab48f6236 100644
--- a/command/chgrp.md
+++ b/command/chgrp.md
@@ -1,5 +1,6 @@
 chgrp
 ===
+`Change group`
 
 用来变更文件或目录的所属群组
 
diff --git a/command/chmod.md b/command/chmod.md
index 0cdc60c051d..047ac8b7f3e 100644
--- a/command/chmod.md
+++ b/command/chmod.md
@@ -1,5 +1,6 @@
 chmod
 ===
+`Change Mode`
 
 用来变更文件或目录的权限
 
diff --git a/command/chown.md b/command/chown.md
index 0896b3ff064..35f333ce04f 100644
--- a/command/chown.md
+++ b/command/chown.md
@@ -1,5 +1,6 @@
 chown
 ===
+`Change owner`
 
 用来变更文件或目录的拥有者或所属群组
 
diff --git a/command/cp.md b/command/cp.md
index 6cb3a39efd5..902265f96b2 100644
--- a/command/cp.md
+++ b/command/cp.md
@@ -1,5 +1,6 @@
 cp
 ===
+`Copy file`
 
 将源文件或目录复制到目标文件或目录中
 
diff --git a/command/curl.md b/command/curl.md
index dc94fee1aec..2d8e70d8fab 100644
--- a/command/curl.md
+++ b/command/curl.md
@@ -1,5 +1,6 @@
 curl
 ===
+`CommandLine URL`
 
 利用URL规则在命令行下工作的文件传输工具
 
diff --git a/command/dd.md b/command/dd.md
index 749c94720cc..35108e36998 100644
--- a/command/dd.md
+++ b/command/dd.md
@@ -1,5 +1,7 @@
 dd
 ===
+`本来应根据其功能描述“Convert an copy”命名为“cc”
+但“cc”已经被用以代表“CComplier”，所以命名为“dd”`
 
 复制文件并对原文件的内容进行转换和格式化处理
 
diff --git a/command/df.md b/command/df.md
index 9a6869b2e4e..3c29e8222a7 100644
--- a/command/df.md
+++ b/command/df.md
@@ -1,5 +1,6 @@
 df
 ===
+`Disk Free`
 
 显示磁盘的相关信息
 
diff --git a/command/diff.md b/command/diff.md
index 5d134240bc2..c5e6c5a7787 100644
--- a/command/diff.md
+++ b/command/diff.md
@@ -1,5 +1,6 @@
 diff
 ===
+`Difference`
 
 比较给定的两个文件的不同
 
diff --git a/command/dmesg.md b/command/dmesg.md
index 5e992b4f283..bba143f3e03 100644
--- a/command/dmesg.md
+++ b/command/dmesg.md
@@ -1,5 +1,6 @@
 dmesg
 ===
+`Diagnostic Message`
 
 显示Linux系统启动信息
 
diff --git a/command/dpkg.md b/command/dpkg.md
index 7c65c0ebb09..99a94d169a3 100644
--- a/command/dpkg.md
+++ b/command/dpkg.md
@@ -1,5 +1,6 @@
 dpkg
 ===
+`Debian package manager`
 
 Debian Linux系统上安装、创建和管理软件包
 
diff --git a/command/du.md b/command/du.md
index a37ba58d3da..939f4d632bd 100644
--- a/command/du.md
+++ b/command/du.md
@@ -1,5 +1,6 @@
 du
 ===
+`Disk Usage`
 
 显示每个文件和目录的磁盘使用空间
 
diff --git a/command/ed.md b/command/ed.md
index d775741d12d..dc205b6e975 100644
--- a/command/ed.md
+++ b/command/ed.md
@@ -1,5 +1,6 @@
 ed
 ===
+`Editor`
 
 单行纯文本编辑器
 
diff --git a/command/egrep.md b/command/egrep.md
index 214118d36cc..ddb357ab504 100644
--- a/command/egrep.md
+++ b/command/egrep.md
@@ -1,5 +1,6 @@
 egrep
 ===
+`Extended Grep`
 
 在文件内查找指定的字符串
 
diff --git a/command/elm.md b/command/elm.md
index 324e72222a1..9db3779e8d8 100644
--- a/command/elm.md
+++ b/command/elm.md
@@ -1,5 +1,6 @@
 elm
 ===
+`Electronic Mail`
 
 纯文本邮件客户端程序
 
diff --git a/command/emacs.md b/command/emacs.md
index de4b2b95962..c6342ab9581 100644
--- a/command/emacs.md
+++ b/command/emacs.md
@@ -1,5 +1,6 @@
 emacs
 ===
+`Editor Macros`
 
 功能强大的全屏文本编辑器
 
diff --git a/command/ex.md b/command/ex.md
index 8b92b232a7e..5ef939805d0 100644
--- a/command/ex.md
+++ b/command/ex.md
@@ -1,5 +1,6 @@
 ex
 ===
+`Extended`
 
 启动vim编辑器的ex编辑模式
 
diff --git a/command/exec.md b/command/exec.md
index 798834ad288..5f1857a1f86 100644
--- a/command/exec.md
+++ b/command/exec.md
@@ -1,5 +1,6 @@
 exec
 ===
+`Execute`
 
 调用并执行指定的命令
 
diff --git a/command/fg.md b/command/fg.md
index df4757627ef..293468858d3 100644
--- a/command/fg.md
+++ b/command/fg.md
@@ -1,5 +1,6 @@
 fg
 ===
+`Foreground`
 
 将后台作业移动到前台终端运行
 
diff --git a/command/fmt.md b/command/fmt.md
index 0578a82cbfe..79e129512ae 100644
--- a/command/fmt.md
+++ b/command/fmt.md
@@ -1,5 +1,6 @@
 fmt
 ===
+`Format`
 
 读取文件后优化处理并输出
 
diff --git a/command/fsck.md b/command/fsck.md
index 8b86d1d57ed..8a141a3d6d9 100644
--- a/command/fsck.md
+++ b/command/fsck.md
@@ -1,5 +1,6 @@
 fsck
 ===
+`File system check`
 
 检查并且试图修复文件系统中的错误
 
diff --git a/command/gcc.md b/command/gcc.md
index ee3d5d8f4c8..d37d5871468 100644
--- a/command/gcc.md
+++ b/command/gcc.md
@@ -1,5 +1,6 @@
 gcc
 ===
+`GNU Compiler Collection`
 
 基于C/C++的编译器
 
diff --git a/command/gdb.md b/command/gdb.md
index b69f2599205..c8244bb0500 100644
--- a/command/gdb.md
+++ b/command/gdb.md
@@ -1,5 +1,6 @@
 gdb
 ===
+`GNU Debugger`
 
 功能强大的程序调试器
 
diff --git a/command/grep.md b/command/grep.md
index 860c1c9e0be..6d0650e1d18 100644
--- a/command/grep.md
+++ b/command/grep.md
@@ -1,5 +1,6 @@
 grep
 ===
+`Global Regular Expression Print`
 
 强大的文本搜索工具
 
diff --git a/command/ifconfig.md b/command/ifconfig.md
index aedc24cf36a..7479da2d70b 100644
--- a/command/ifconfig.md
+++ b/command/ifconfig.md
@@ -1,5 +1,6 @@
 ifconfig
 ===
+`Network Interfaces Configuring Command-line Tool For Controlling`
 
 配置和显示Linux系统网卡的网络参数
 
diff --git a/command/insmod.md b/command/insmod.md
index b00addbe696..cba52521e80 100644
--- a/command/insmod.md
+++ b/command/insmod.md
@@ -1,5 +1,6 @@
 insmod
 ===
+`Install Module`
 
 将给定的模块加载到内核中
 
diff --git a/command/ld.md b/command/ld.md
index 47146bd236e..0bc038075bc 100644
--- a/command/ld.md
+++ b/command/ld.md
@@ -1,5 +1,6 @@
 ld
 ===
+`GNU linker`
 
 将目标文件连接为可执行程序
 
diff --git a/command/ldd.md b/command/ldd.md
index f52a89cb3dd..39d6ab7376e 100644
--- a/command/ldd.md
+++ b/command/ldd.md
@@ -1,5 +1,6 @@
 ldd
 ===
+`List dynamic dependencies`
 
 打印程序或者库文件所依赖的共享库列表
 
diff --git a/command/ln.md b/command/ln.md
index f1afe832443..7c467680e31 100644
--- a/command/ln.md
+++ b/command/ln.md
@@ -1,5 +1,6 @@
 ln
 ===
+`Link`
 
 用来为文件创建链接
 
diff --git a/command/ls.md b/command/ls.md
index cf09d587b1a..e7571a5d525 100644
--- a/command/ls.md
+++ b/command/ls.md
@@ -1,5 +1,6 @@
 ls
 ===
+`List files`
 
 显示目录内容列表
 
diff --git a/command/lsattr.md b/command/lsattr.md
index 68745d01708..b56178f02e5 100644
--- a/command/lsattr.md
+++ b/command/lsattr.md
@@ -1,5 +1,6 @@
 lsattr
 ===
+`List Attribute`
 
 查看文件的第二扩展文件系统属性
 
diff --git a/command/lsmod.md b/command/lsmod.md
index ed9ebd64ec3..4a367a61aa5 100644
--- a/command/lsmod.md
+++ b/command/lsmod.md
@@ -1,5 +1,6 @@
 lsmod
 ===
+`List modules`
 
 显示已载入系统的模块
 
diff --git a/command/man.md b/command/man.md
index 414e15dfb3a..61f542d8b33 100644
--- a/command/man.md
+++ b/command/man.md
@@ -1,5 +1,6 @@
 man
 ===
+`Manual`
 
 查看Linux中的指令帮助
 
diff --git a/command/mkdir.md b/command/mkdir.md
index ce9c5ef2cea..951bba94aeb 100644
--- a/command/mkdir.md
+++ b/command/mkdir.md
@@ -1,5 +1,6 @@
 mkdir
 ===
+`Make Directory`
 
 用来创建目录
 
diff --git a/command/mkfs.md b/command/mkfs.md
index 43c7710ccf5..7e631af4a4e 100644
--- a/command/mkfs.md
+++ b/command/mkfs.md
@@ -1,5 +1,6 @@
 mkfs
 ===
+`Make file system`
 
 用于在设备上创建Linux文件系统
 
diff --git a/command/mv.md b/command/mv.md
index 6737c65760b..e5b4e80d992 100644
--- a/command/mv.md
+++ b/command/mv.md
@@ -1,5 +1,6 @@
 mv
 ===
+`Move file`
 
 用来对文件或目录重新命名
 
diff --git a/command/nc.md b/command/nc.md
index 811164168e7..fa55884fdfe 100644
--- a/command/nc.md
+++ b/command/nc.md
@@ -1,5 +1,6 @@
 nc
 ===
+`netcat`
 
 用于设置路由器，是网络工具中的瑞士军刀。
 
diff --git a/command/nmap.md b/command/nmap.md
index 8063525d0eb..c1a50b6dfce 100644
--- a/command/nmap.md
+++ b/command/nmap.md
@@ -1,5 +1,6 @@
 nmap
 ===
+`Network Mapper`
 
 网络探测和安全审核
 
diff --git a/command/nmcli.md b/command/nmcli.md
index f340f7ed2a2..3099462c02c 100644
--- a/command/nmcli.md
+++ b/command/nmcli.md
@@ -1,5 +1,6 @@
 nmcli
 ===
+`NetworkManager`
 
 地址配置工具
 
diff --git a/command/passwd.md b/command/passwd.md
index 54651890747..d5874752663 100644
--- a/command/passwd.md
+++ b/command/passwd.md
@@ -1,5 +1,6 @@
 passwd
 ===
+`Passwd`
 
 用于让用户可以更改自己的密码
 
diff --git a/command/printf.md b/command/printf.md
index 29660b426be..310a04db9ee 100644
--- a/command/printf.md
+++ b/command/printf.md
@@ -1,5 +1,6 @@
 printf
 ===
+`Print Formatted`
 
 格式化并输出结果。
 
diff --git a/command/ps.md b/command/ps.md
index 2cb8c1d9cdd..ee7376a3e2e 100644
--- a/command/ps.md
+++ b/command/ps.md
@@ -1,5 +1,6 @@
 ps
 ===
+`Process Status`
 
 报告当前系统的进程状态
 
diff --git a/command/pushd.md b/command/pushd.md
index 5811a361a31..48854dc0f3d 100644
--- a/command/pushd.md
+++ b/command/pushd.md
@@ -1,5 +1,6 @@
 pushd
 ===
+`Push Directory`
 
 将目录添加到目录堆栈顶部。
 
diff --git a/command/pwd.md b/command/pwd.md
index 8c72bd72995..dc1d020a8c3 100644
--- a/command/pwd.md
+++ b/command/pwd.md
@@ -1,5 +1,6 @@
 pwd
 ===
+`Print Work Directory`
 
 显示当前工作目录的绝对路径。
 
diff --git a/command/rm.md b/command/rm.md
index 6a6a92d0d03..22d48918979 100644
--- a/command/rm.md
+++ b/command/rm.md
@@ -1,5 +1,6 @@
 rm
 ===
+`Remove`
 
 用于删除给定的文件和目录
 
diff --git a/command/rmdir.md b/command/rmdir.md
index 0ac6b29fe63..b10c585380d 100644
--- a/command/rmdir.md
+++ b/command/rmdir.md
@@ -1,5 +1,6 @@
 rmdir
 ===
+`Remove Directory`
 
 用来删除空目录
 
diff --git a/command/rmmod.md b/command/rmmod.md
index c27d786e33d..ae4538689ea 100644
--- a/command/rmmod.md
+++ b/command/rmmod.md
@@ -1,5 +1,6 @@
 rmmod
 ===
+`Remove Module`
 
 从运行的内核中移除指定的内核模块
 
diff --git a/command/rpm.md b/command/rpm.md
index f7ec56d5dc8..0b54feff7d2 100644
--- a/command/rpm.md
+++ b/command/rpm.md
@@ -1,5 +1,6 @@
 rpm
 ===
+`RedHat Package Management`
 
 RPM软件包的管理工具
 
diff --git a/command/rsync.md b/command/rsync.md
index 9132b1ecb35..c1ec1397d98 100644
--- a/command/rsync.md
+++ b/command/rsync.md
@@ -1,5 +1,6 @@
 rsync
 ===
+`Remote Sync`
 
 远程数据同步工具
 
diff --git a/command/scp.md b/command/scp.md
index 44b976d1529..a6e5c2b0d94 100644
--- a/command/scp.md
+++ b/command/scp.md
@@ -1,5 +1,6 @@
 scp
 ===
+`Secure Copy`
 
 加密的方式在本地主机和远程主机之间复制文件
 
diff --git a/command/sed.md b/command/sed.md
index 487656faac5..01b2c81962d 100644
--- a/command/sed.md
+++ b/command/sed.md
@@ -1,5 +1,6 @@
 sed
 ===
+`Stream Editor`
 
 功能强大的流式文本编辑器
 
diff --git a/command/seq.md b/command/seq.md
index 4fefdf93551..6c349f3f465 100644
--- a/command/seq.md
+++ b/command/seq.md
@@ -1,5 +1,6 @@
 seq
 ===
+`Sequence`
 
 以指定增量从首数开始打印数字到尾数
 
diff --git a/command/ssh.md b/command/ssh.md
index fff7efaabdd..8aa79044466 100644
--- a/command/ssh.md
+++ b/command/ssh.md
@@ -1,5 +1,6 @@
 ssh
 ===
+`Secure Shell`
 
 openssh套件中的客户端连接工具
 
diff --git a/command/stat.md b/command/stat.md
index 47583c46058..fbc18764e25 100644
--- a/command/stat.md
+++ b/command/stat.md
@@ -1,5 +1,6 @@
 stat
 ===
+`Status`
 
 用于显示文件的状态信息
 
diff --git a/command/su.md b/command/su.md
index dc7a2676858..907c09ef635 100644
--- a/command/su.md
+++ b/command/su.md
@@ -1,5 +1,6 @@
 su
 ===
+`Switch User`
 
 用于切换当前用户身份到其他用户身份
 
diff --git a/command/sudo.md b/command/sudo.md
index ab8bba1f561..475446a0e29 100644
--- a/command/sudo.md
+++ b/command/sudo.md
@@ -1,5 +1,6 @@
 sudo
 ===
+`Superuser Do`
 
 以其他身份来执行命令
 
diff --git a/command/sync.md b/command/sync.md
index 8c5fc4c1e49..efd9492e698 100644
--- a/command/sync.md
+++ b/command/sync.md
@@ -1,5 +1,6 @@
 sync
 ===
+`Synchronize`
 
 用于强制被改变的内容立刻写入磁盘
 
diff --git a/command/tar.md b/command/tar.md
index 8df4df116cd..a3075be4aca 100644
--- a/command/tar.md
+++ b/command/tar.md
@@ -1,5 +1,6 @@
 tar
 ===
+`Tape archive`
 
 将许多文件一起保存至一个单独的磁带或磁盘归档，并能从归档中单独还原所需文件。
 
diff --git a/command/telnet.md b/command/telnet.md
index e48c9dcd9cc..17cb0f751ae 100644
--- a/command/telnet.md
+++ b/command/telnet.md
@@ -1,5 +1,6 @@
 telnet
 ===
+`Telecommunication Network`
 
 登录远程主机和管理(测试ip端口是否连通)
 
diff --git a/command/tr.md b/command/tr.md
index cb3f792c098..cb7ebb65e91 100644
--- a/command/tr.md
+++ b/command/tr.md
@@ -1,5 +1,6 @@
 tr
 ===
+`Traslate`
 
 将字符进行替换压缩和删除
 
diff --git a/command/tty.md b/command/tty.md
index d10a742654f..dbc9cef76a8 100644
--- a/command/tty.md
+++ b/command/tty.md
@@ -1,5 +1,6 @@
 tty
 ===
+`TeleTypeWriter`
 
 显示连接到当前标准输入的终端设备文件名
 
diff --git a/command/ulimit.md b/command/ulimit.md
index 3c3e0cc6457..cbb57c23bdd 100644
--- a/command/ulimit.md
+++ b/command/ulimit.md
@@ -1,5 +1,6 @@
 ulimit
 ===
+`User's Limit`
 
 控制shell程序的资源
 
diff --git a/command/umask.md b/command/umask.md
index 29474c1507b..79821fd9bdf 100644
--- a/command/umask.md
+++ b/command/umask.md
@@ -1,5 +1,6 @@
 umask
 ===
+`User's Mask`
 
 显示或设置创建文件的权限掩码。
 
diff --git a/command/umount.md b/command/umount.md
index 2f4cca17214..8229a7a7136 100644
--- a/command/umount.md
+++ b/command/umount.md
@@ -1,5 +1,6 @@
 umount
 ===
+`Unmount`
 
 用于卸载已经加载的文件系统
 
diff --git a/command/uname.md b/command/uname.md
index 425b28449a9..df9a308965c 100644
--- a/command/uname.md
+++ b/command/uname.md
@@ -1,5 +1,6 @@
 uname
 ===
+`Unix Name`
 
 打印系统信息。
 
diff --git a/command/vi.md b/command/vi.md
index f5b02d82a32..d86182aa6e9 100644
--- a/command/vi.md
+++ b/command/vi.md
@@ -1,5 +1,8 @@
 vi
 ===
+`Visual Editor`
+
+`vim => Visual Editor Improved`
 
 功能强大的纯文本编辑器
 
diff --git a/command/wall.md b/command/wall.md
index 1a69589bf45..809415d0828 100644
--- a/command/wall.md
+++ b/command/wall.md
@@ -1,5 +1,6 @@
 wall
 ===
+`Write All`
 
 向系统当前所有打开的终端上输出信息
 
diff --git a/command/wc.md b/command/wc.md
index 3ca88383e11..052fcd1ec84 100644
--- a/command/wc.md
+++ b/command/wc.md
@@ -1,5 +1,6 @@
 wc
 ===
+`Word Count`
 
 统计文件的字节数、字数、行数
 
diff --git a/command/wget.md b/command/wget.md
index a602a88a835..fe81a919465 100644
--- a/command/wget.md
+++ b/command/wget.md
@@ -1,5 +1,6 @@
 wget
 ===
+`World Wide Web get`
 
 Linux系统下载文件工具
 
diff --git a/command/xargs.md b/command/xargs.md
index 9f5a2357f61..a3a88bc16f8 100644
--- a/command/xargs.md
+++ b/command/xargs.md
@@ -1,5 +1,6 @@
 xargs
 ===
+`Extended Arguments`
 
 给其他命令传递参数的一个过滤器
 
diff --git a/command/yum.md b/command/yum.md
index 0b69f542bb2..50f104e791a 100644
--- a/command/yum.md
+++ b/command/yum.md
@@ -1,5 +1,6 @@
 yum
 ===
+`Yellow Dog Update,Modified`
 
 基于RPM的软件包管理器