问题描述
E: 无法下载 http://security.ubuntu.com/ubuntu/pool/main/c/curl/curl_7.68.0-1ubuntu2.22_amd64.deb 暂时不能解析域名"cn.archive.ubuntu.com"
解决方法
powershell
sudo service network-manager stop
sudo rm /var/lib/NetworkManager/NetworkManager.state
sudo service network-manager start
sudo apt install net-tools运行上述四行命令即可解决