Synaptic Package Manager
图形界面的软件包管理器
Synaptic 是一个基于 GTK+ 和 APT
的图形界面软件包管理工具，使用户可以方便的
安装、升级和删除软件包。
Besides these basic functions the following features are provided:
* Search and filter the list of available packages
* Perform smart system upgrades
* Fix broken package dependencies
* Edit the list of used repositories (sources.list)
* Download the latest changelog of a package
* Configure packages through the debconf system
* Browse all available documentation related to a package (dwww is required)