建議你買個橢圓機，這個是最不傷膝蓋的了，一邊鍛煉一邊可以看電視，比跑步容易堅持

來源: rancho2008 於 2019-01-24 14:46:01 [舊帖] [給我悄悄話] 本文已被閱讀：次

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