阿里巴巴开源镜像站https://opsx.alibaba.com/mirrorhttp://mirrors.aliyun.com/centos/网易开源镜像站http://mirrors.163.com/ 使用说明首先备份/etc/yum.repos.d/CentOS-Base.repomv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup下载对应版本repo文件, 放入/etc/yum.repos.d/(操作前请做好相应备份)CentOS7 wget...