以前踩樓梯機我就是扶著把手，安全還省事兒。後來看了一個教練的視頻強調不要用把手，才開始不用，好累

來源: 小眼睛精靈於 2024-07-06 19:44:17 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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