如果遊泳不太可能，健身自行車可以吧？俺們東北那旮瘩冬天又冷又長，給老年人買輛室內的自行車，是不是好主意？

來源: 2blueberry 於 2014-06-19 10:02:06 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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