我们在飞行中遇到了强烈的气流。

We experienced severe turbulence during the flight.

《牛津词典》

它们伸展开四肢，就行飞行中的松鼠一样。

They stretch their legs like flying squirrels.

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他们使用新型枪支，鸟类在飞行中很容易被击落，而且数量很大，以至于商业捕猎鸭鹅成了一种行业。

They use new types of guns, and birds could easily be shot down in flight, and in such great numbers that commercial hunting of ducks and geese became an industry.

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And they were kind enough to send us this magnetic tank which we'll call forth from the computer solutions to a series of problems that would occur on a simulated flight to the planet Saturn.

他们很友善，送给我们这个有磁性的水槽,用于计算机解决一系列,土星模拟飞行中,可能出现的问题。

哈佛公开课 - 计算机科学课程节选