修改/etc/apt/apt.config Acquire::http::proxy "http://127.0.0.1:8118/"; 即可使用apt-get reference: http://blog.xuite.net/chingwei/blog/25792583-%E3%80%90%EF%BC%AC%E3%80%91Ubuntu+%3A+Use+apt-get+Behind+Proxy+Server+