knuckleball
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n. 投手投出的不旋转球
n.
（投手投出的）不旋转球；
英英释义
knuckleball[ 'nʌklbɔ:l ]
n.a baseball pitch thrown with little speed or spin
同义词：knuckler
权威例句
KnuckleballKnuckleball
Aerodynamics of Knuckleball
Aerodynamics of a knuckleball
Analysis of knuckleball trajectories
Unsteady Aerodynamic Force on a Knuckleball in Soccer
Erratic Behaviour of Knuckleball : (2) Wake Field and Aerodynamic Forces
Erratic Behaviour of Knuckleball : (1) Quasi-Steady Flutter Analysis and Experiment
Aerodynamics of the knuckleball pitch: Experimental measurements on slowly rotating baseballs
The Aerodynamics of the Knuckleball Pitch: An Experimental Investigation into the Effects that the Seam and Slow Rotation have on a ...
knuckleball (n.)
also knuckle-ball, baseball pitch, by 1909, from knuckle (n.) + ball (n.1). So called from the position of the fingers in throwing it. Related: Knuckleballer.
1. Wakefield right now throws a lot slower, because he has that tricky knuckleball, he doesn't need to throw as fast.
韦克菲尔德现在投得慢多了，因为他的指节球很棘手，他不需要投得那么快。
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2. Shifting an Internet friendship into the real world can be trickier than hitting a knuckleball.
将网络友谊搬到现实世界要比投蝴蝶球更加困难。
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3. And since they're placed irregularly on an oblong shape, one researcher compared tracking the comet to trying to hit a knuckleball.
而且因为它们是被不规则地放置在一个长方椭圆形状上的，一个研究员尝试了追踪彗星或是试图击中一个节点两种方法。
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4. While the Teamgeist ball was great for strikers, many goal keepers complained that the ball's aerodynamics created a lack of rotation in the air, making its path at times erratic, like a knuckleball.
由于“团队之星”独特的空气动力学设计，导致飞行的球在空中缺乏旋转，这种设计遭到了很多门将的诟病，他们认为这样的球飞行路径过于飘忽，难以判断。
youdao
5. While the Teamgeist ball was great for strikers, many goal keepers complained that the ball's aerodynamics created a lack of rotation in the air, making its path at times erratic, like a knuckleball.
由于“团队之星”独特的空气动力学设计，导致飞行的球在空中缺乏旋转，这种设计遭到了很多门将的诟病，他们认为这样的球飞行路径过于飘忽，难以判断。
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knuckleball
