國三生的投手訓練 - 仰臥起坐

By Hamiltion
at 2013-08-11T00:00
at 2013-08-11T00:00
Table of Contents
請問適合國三生的投球訓練有哪些?不會影響身高的,伏定挺身和仰臥起坐會影響身高嗎?
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仰臥起坐
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By Cara
at 2013-08-15T19:04
at 2013-08-15T19:04

By Brianna
at 2013-08-15T01:09
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By Yuri
at 2013-08-11T09:00
at 2013-08-11T09:00
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