我去gym也試過想站在那個ball上可根本站不穩。你腿抬的高度需要很好的平衡力才能做到的。

來源: kathyzh 於 2026-01-25 14:51:30 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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