解决此类问题There appears to be trouble with your network connection. Retrying...

当在yarn 安装一些插件什么时，碰到There appears to be trouble with your network connection. Retrying...这类的提示，显示网络的问题

可以使用以下方法，增加网络延时

yarn add 某某插件或者组件库 --network-timeout 1000000