我教練非常反對討論步幅，對我們這些中老人來說，柔韌性和力量有限，步幅的進步是很難的。特別容易引起受傷。

來源: 落花飄零於 2025-05-15 15:50:57 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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