國中生的球速大概要多少?! - 伏地挺身

By Zora
at 2014-01-30T00:00
at 2014-01-30T00:00
Table of Contents
我目前國3身高:165體重:60公斤是個左投手~球速基本都在123km以上快能到130km因為食量很大又怕身材走樣~每天有固定睡前伏地挺身40下仰臥起坐50下想問的是!以我的球速在國中生中算快嗎??很想成為像「郭泓志」一樣球速快到嚇人的投手~哈哈~我也姓「郭」~...Showmore
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