标签：清华 cn mirrors edu bionic ubuntu 镜像 multiverse

No.1
you must use root user
sudo -s
No.2
store your source.list
cp /etc/apt/sources.list /etc/apt/sources.list.bak
No.3
replace your source list
vi /etc/apt/sources.list
and your sources.list context will be replaced as:

# 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiverse

# 预发布软件源，不建议启用
# deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse

No.5 assert your sources.list has been replaced
cat /etc/apt/sources.list
No.6 final, update your list and complement:
sudo apt-get update

标签：清华,cn,mirrors,edu,bionic,ubuntu,镜像,multiverse
来源： https://www.cnblogs.com/liuboblog/p/12633273.html

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