小星星是大星星的七分之一，小扫把是大扫把的三分之一。

来源: 500miles 于 2020-12-15 17:33:33 [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.