但是发现sources.list里面security这一部分还是官方的
虽然可以手动改一下,但是很想知道为啥会这样呢
代码: 全选
deb http://mirrors.ustc.edu.cn/ubuntu/ trusty main universe restricted multiverse
deb http://security.ubuntu.com/ubuntu/ trusty-security restricted main multiverse universe
deb http://mirrors.ustc.edu.cn/ubuntu/ trusty-updates restricted main multiverse universe
deb http://mirrors.ustc.edu.cn/ubuntu/ trusty-proposed restricted main multiverse universe