970797游戏攻略网两种可能性，一种是社区现在抽风，第二种是你所在的网络封锁了steam，非电信网络遇到这种情况会比较多，如果是第二种情况，建议把111.221.33.253 cdn.steamcommunity.com111.221.33.254 cdn.steampowered.com111.221.33.253 cdn.store.steampowered.com111.221.33.254 media.steampowered.com111.221.33.253 cloud.steampowered.com111.221.33.254 storefront.steampowered.com111.221.33.253 store.valvesoftware.com这些写进Host里面当然最简单的一种测试是否为所在网络封锁Steam的方法，就是开个VPN，然后再登录steam