Gives hitter a target to measure their bat speed.

给打者一个目标去衡量他们的棒速。

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Greater bat speed is created when the swing is rotates around a stationary spine. When torso move forward, swing components slow down.

当挥击依著固定轴旋转时，更大的棒的速度产生。当躯干前移时，挥击的组成检慢下来。

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Speed: A half-fiend has bat wings. Unless the base creature has a better fly speed, the creature can fly at the base creature's base land speed (average maneuverability).

速度：半炼狱生物拥有蝠翼。除非其基础生物有更好的飞行速度，半炼狱生物能以其基础生物基本陆地速度的两倍速度飞行（机动力良好）。

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For example, in spring training 2012, Ibanez got off to a dreadful start, sparking concerns over whether his bat speed had diminished.

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Barrett- Jackson Auction Co. did not reveal the name of the winning bidder, but Champagne came out of the Bat closet in an interview with Speed TV.

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England's speed in dismissing Warwickshire gave them an opportunity to bat again and, with Alastair Cook earning a rest after scoring a century in the first innings, Bopara opened with Strauss.

BBC: Anderson puts England in command