车库门开一半, 挂上90磅一包水泥, 看看会不会砸下来。不要忘记,小齿轮可以驱动4000磅的汽车。

来源: PrimeryColor 于 2017-11-27 17:32:19 [旧帖] [给我悄悄话] 本文已被阅读：次

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