117.121.249.253 cdn.store.steampowered.com117.121.249.253 cdn.steamcommunity.com117.121.249.253 media.steampowered.com117.121.249.253 cloud.steampowered.com117.121.249.253 storefront.steampowered.com把这些文字加入HOSTSC:\Windows\System32\drivers\etc里HOSTS文件用记事本打开直接加入steam封杀联通IP。。 10楼...