Ubuntu 16.04搞乱了sources.list
我在哪里可以找到16.04.1的好source.list？ 我搞砸了，不做备份。 请让我知道哪里可以找到好的？
要恢复源列表，只需将以下内容粘贴到/etc/apt/sources.list ：
# deb cdrom:[Ubuntu 16.04 LTS _Xenial Xerus_ - Release amd64 (20160420.1)]/ xenial main restricted deb http://archive.ubuntu.com/ubuntu xenial main restricted universe multiverse deb-src http://archive.ubuntu.com/ubuntu xenial main restricted universe multiverse deb http://archive.ubuntu.com/ubuntu xenial-updates main restricted universe multiverse deb-src http://archive.ubuntu.com/ubuntu xenial-updates main restricted universe multiverse deb http://archive.ubuntu.com/ubuntu xenial-backports main restricted universe multiverse deb-src http://archive.ubuntu.com/ubuntu xenial-backports main restricted universe multiverse deb http://archive.ubuntu.com/ubuntu xenial-security main restricted universe multiverse deb-src http://archive.ubuntu.com/ubuntu xenial-security main restricted universe multiverse # deb http://archive.ubuntu.com/ubuntu xenial-proposed main restricted universe multiverse deb http://archive.canonical.com/ubuntu xenial partner deb-src http://archive.canonical.com/ubuntu xenial partner