//阿里云镜像
<mirror>
<id>alimaven</id>
<mirrorOf>central</mirrorOf>
<name>aliyun maven</name>
<url>http://maven.aliyun.com/nexus/content/repositories/central/</url>
</mirror>
https://registry.npm.taobao.org
原文：https://www.cnblogs.com/maoBlog/p/14458112.html