这是鸡生蛋，蛋生鸡蛋的问问题。怎么说都有一定的道理。就看你信哪个。

来源: 为人父于 2022-03-31 07:23:07 [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.