https://www.youtube.com/watch?v=7uBMXBXZEbs&t=5s
![[影片教學]快速,有效練大三頭肌!](http://attach.mobile01.com/attach/201811/mobile01-d08847c3482d34934c8a0a157b2a9715.png)
https://www.youtube.com/watch?v=7uBMXBXZEbs&t=5s
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