英语语法分析

There are also some graphical interfaces to man pages, such as xman (from the XFree86 Project) and yelp (the Gnome 2.0 help browser).

手册页还包含许多图形界面，比如 xman（来自 XFree86 Project）和 yelp（Gnome 2.0 帮助浏览器）。