谁能科普一下吗?这幅射会传染的吗

来源: 写大小- 于 2011-04-05 19:14:43 [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.