主要和产业有关，广告效应，行业差别，没法子的事，和国家无关。

来源: 北海01 于 2016-08-23 09:52:43 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.