apt通过代理安装 - xd21303/Notebook GitHub Wiki

编辑/etc/apt/apt.conf

Acquire::http::Proxy "http://80.80.80.240:3128/";
Acquire::ftp::proxy "ftp://80.80.80.240:3128/";
Acquire::https::proxy "http://80.80.80.240:3128/";