电，隐身，激光，轨道炮都是美国人发明的。

来源: pta 于 2015-01-16 14:57:23 [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.