从没听过美国人四年换一次。查也没查到。

来源: lpxp311 于 2012-07-15 19:36:10 [博客] [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.