高見。我一直以為：人和動物最本質的區別是DNA。

來源: 宇之道於 2013-02-24 02:45:41 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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