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膝關節有多要??如何保健膝關節

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Uploaded by on Feb 19, 2009

如果您走路就像機器人有聲音,尤其是下樓梯,或者是當您蹲下去再站起來時,會發出咯!咯!這樣的聲音,即使沒有什麼特別不舒服,但您還是是關心一下您的膝蓋囉

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Science & Technology

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