一人一公斤，2000万人=2万吨。

来源: borisg 于 2022-04-14 07:55:57 [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.