你可知道恒星体积越大寿命越短？

来源: 风中的烛火于 2013-02-01 16:38:13 [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.