修改源方法: sudo -i //取得root權限 gedit /etc/apt/source.list //打開存放源地址的source.list文件 清空source.list文件(之前記得備份,雖然我基本上沒備份過) 在下面找一個或多個學校的源復制到source.list文件中,保存退出 apt-get update //更新軟件列表信息
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