莱阳盛产梨！应该是“梨心力”起作用了，制服地心引力。

来源: AP33912 于 2021-08-21 08:48:00 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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莱阳盛产梨！ 应该是“梨心力”起作用了，制服地心引力。