backhand swing 中文意思是什麼
backhand swing
解釋
以拳背擊人-
Just as a door has a hinge that makes it open and close, the hinge on your backhand swing should be the shoulder, not the wrist and forearm
正如一扇門有使它開放又關閉的一個鉸鏈,鉸鏈在你的反拍揮拍上應該是肩膀而不是手腕和前臂。
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