downward roll 中文意思是什麼
downward roll
解釋
下降滾-
A good sinker - - which essentially is a fastball thrown with a roll of the wrist to create downward movement - - drops sharply as it approaches the plate and typically results in the batter - hitting a ground ball
一個好的伸卡球投手:本質上將快速球運用手腕下壓的力量,讓球路往下跑,在靠近本壘板前銳利的下沈,造成打者擊出滾地球。
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