2024-05-04 21:35:14 1807 0

##### 换中科大源 ```bash ###### 备份企业源 mv /etc/apt/sources.list.d /etc/apt/sources.list.d.bak # 先备份 cp /etc/apt/sources.list /etc/apt/sources.list.bak # 再修改文件内容 vi /etc/apt/sources.list # 清空原有内容，粘贴如下内容 deb https://mirrors.ustc.edu.cn/debian bullseye main contrib non