<localRepository>D:\.m2\repository</localRepository>    -----配置本地倉庫地址

<mirror>     ------配置阿里映象倉庫

      <!--This sends everything else to /public -->
      <id>nexus</id>
      <mirrorOf>*</mirrorOf> 
      <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
    </mirror>

   <mirror>

      <!--This is used to direct the public snapshots repo in the 
          profile below over to a different nexus group -->
      <id>nexus-public-snapshots</id>
      <mirrorOf>public-snapshots</mirrorOf> 
      <url>http://maven.aliyun.com/nexus/content/repositories/snapshots/</url>

    </mirror>

ok！----享受高速吧

ps：如果還是蝸牛速度，就重啟下idea，或許就可以了。