The system input in this case is turbulent air which produces random pitching motion of the vehicle.

在此情况下，系统的输入是紊流大气，它使飞行器产生随机俯仰运动。

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The pitching robot, with its three-fingered hand, can throw 90 percent of its pitches in the strike zone, won't need any relief from the bullpen and never asks for a pay raise.

投球机器人的手有三根手指，可以将90%的投球投至好球区，不需候补投手增援，也绝不会向你要求加薪。

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But for women, healthier cortisol levels resulted when their husbands spent more time pitching in on housework.

但是对于女性，当她们的丈夫花费更多的时间分担家务时，皮质醇的就会维持在更健康的水平。

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Sure, London is tax-friendly in its own way, which is why hedge-funds love pitching their tents in the capital, and the current government plans to lower its corporate tax rate to 24% over the net few years.

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Then there is the commercial -- I don't even remember what they were pitching -- of two or three kids in the kitchen making a mess after spilling the cereal.

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It's been a rough week for umpires, who botched a home run review Wednesday in Cleveland and goofed on a pitching-change rule the next night in Houston.

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