小孩重心低摔不疼所以学得快大人怕摔所以学得慢

来源: hhhh 于 2019-02-17 17:40:05 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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小孩重心低摔不疼所以学得快 大人怕摔所以学得慢