引體上升

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引體上升鍛煉背肌(正手篇)

January 8, 2014
Jerry Liu

引體上升係一個鍛煉背部肌肉嘅經典動作，呢個動作有分為「正手」及「反手」，兩者都以背闊肌為目標肌肉，同時下斜方肌、肱二頭肌、肱三頭肌亦有參與其中嘅，反手個post裡面都有提過啦，

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考警察要識嘅引體上升

December 14, 2013
Jerry Liu

最近有幾位學員都話要考警察維持治安，問引體上升點好喎~~咁今日當然講吓引體上升喇！


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