[請益] 丟出去的變化球太早變
我的直球均速在110上下而已,只會曲球一個球種
投是投得出來,會變,但是常有太早變的問題
想請板上的高手們指教導一下
請問要改善這種情況需要做什麼練習呢?
還是在動作上有什麼需要注意到的要點?
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