lfs-book-zh_CN/appendixa/bash-shortdesc.xml

<sect2><title>Contents of Bash</title>

<!-- <para>(Last checked against version &bash-contversion;.)</para> -->

<para>bash is the Bourne-Again SHell, which is a widely used command
interpreter on Unix systems. The bash program reads from standard
input (the keyboard). A user types something and the program will evaluate
what he has typed and do something with it, like running a
program.</para>

<para><emphasis>Installed programs</emphasis>: bash, sh (link to bash) and
bashbug</para>

</sect2>