投不出变向球悬投一个曲线球或变向球失效投球无变向失效投出的球挂飞变向或落点失效未能按投者的意图变换方向或落地起步慢迟缓
A curveball cannot be thrown, a curveball is suspended, or the curveball fails to be thrown, the ball does not change direction and fails to land, the thrown ball flies, the change direction or landing point fails, the direction cannot be changed as intended by the pitcher, or the start is slow and sluggish
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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