sudo vim /etc/resolvconf/resolv.conf.d/base

nameserver 8.8.8.8
nameserver 202.106.196.115
nameserver 202.106.0.20
nameserver 114.114.114.114


修改好后保存,然后执行
sudo /sbin/resolvconf -u
或者
sudo etc/init.d/resolvconf restart
或者
重启系统,再查看/etc/resolv.conf文件,已经将我们添加的内容加上了
cat /etc/resolv.conf