[問題]燒手臂式投球姿勢請鞭...
小弟因為棒球齡才一年多...
還是只會用手的力量來丟球
雖然有聽大家說"手6分力 腰部4分力"
但我覺得我怎麼丟都感覺是9:1甚至是9.9:0.1 ...
請問有甚麼訣竅可以比較容易使腰部還有其他的地方用到力呢?
希望可以比較不用依賴手臂而投出快速的球...
因為小弟球速和剛學的時候幾乎差不多...
(之前有板友幫我目測不到90)
P.S.第二球是失控的滑球XD
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5年前
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