投球動作 by me
我的投球動作 借放在別人的無名上
http://www.wretch.cc/video/shane74&func=single&vid=5105449&o=time_d&p=0
自從旋轉肌整組爛掉後 肩膀就沒有爆發力了
然後就這樣軟軟的...
不過動作還是可以討論一下
另外一點心得分享
我以前很好奇 為啥很多人投球會翻手腕
自從我肩膀爛掉 只能依賴前臂和手腕後
我發現我投球動作 自己多了翻手腕這個動作~
恩 我該說很有趣嗎...
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