練tricep 和Bicep 很容易。買對啞鈴天天沒事時就做一套，很快就有效果。

來源: 書菲於 2012-08-31 17:58:19 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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練tricep 和Bicep 很容易。買對啞鈴天天沒事時就做一套， 很快就有效果。