我想知道飞碟的制造原理，能介绍一下吗？

来源: aacdeffagg 于 2010-11-01 21:16:45 [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.