想体验下deepin新特性，就修改了软件源为test版本，结果就坑了，软件中心打不开了。。。无奈之下，看了下论坛，找到了官方源地址，然后替换。
sudo gedit /etc/apt/sources.list
deb http://packages.linuxdeepin.com/ubuntu precise main restricted universe multiverse
deb http://packages.linuxdeepin.com/ubuntu precise-security main restricted universe multiverse
deb http://packages.linuxdeepin.com/ubuntu precise-updates main restricted universe multiverse
#deb http://packages.linuxdeepin.com/ubuntu precise-proposed main restricted universe multiverse
#deb http://packages.linuxdeepin.com/ubuntu precise-backports main restricted universe multiverse
deb-src http://packages.linuxdeepin.com/ubuntu precise main restricted universe multiverse
deb-src http://packages.linuxdeepin.com/ubuntu precise-security main restricted universe multiverse
deb-src http://packages.linuxdeepin.com/ubuntu precise-updates main restricted universe multiverse
#deb-src http://packages.linuxdeepin.com/ubuntu precise-proposed main restricted universe multiverse
#deb-src http://packages.linuxdeepin.com/ubuntu precise-backports main restricted universe multiverse deb http://mirrors.linuxstory.org/deepin precise main non-free
deb-src http://mirrors.linuxstory.org/deepin precise main non-free deb http://mirrors.linuxstory.org/deepin precise-updates main non-free
deb-src http://mirrors.linuxstory.org/deepin precise-updates main non-free
然后，刷新列表：
sudo apt-get update #必须对列表刷新
sudo apt-get purge deepin-software-center-data #删掉软件中心
sudo apt-get install deepin-software-center-data #重新下载安装