It is very demanding for pilots as well as personnel on the ground.

飞行员和地勤人员都经受着非常严苛的挑战。

youdao

Approaching someone in person, striking a conversation in a bar or a public place is much more troublesome and demanding for many individuals.

接近人海中的某个人，在酒吧或者公共场合进行一个对话会更恼人，并且需要更多人参与。

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College work, Murray argues, “is intellectually too demanding for most young people, ” and thus enrollment should be capped at 10 percent, the 1940 level.

默克认为：“是不是大多数的年轻人太追求智力了？” 所以大学的录用人数应控制在10%以内，恢复到上世纪40年代的水平。

youdao

It took a number of years before Congress was able to pass a law demanding a literacy test for immigrants.

VOA: special.2010.05.20

Before that the United States went through repeated banking crises when people would start demanding the gold for their notes.

才有了中央银行，在这之前,当人们向银行索要金子来兑现他们的纸币时,美国经历了一次又一次的重蹈覆辙的银行业危机。

耶鲁公开课 - 金融市场课程节选

There was no money for rebuilding. To add to all these problems, radical Republicans in Washington were demanding severe punishment for the South.

VOA: special.2010.01.14

"The consumer is much more demanding for product that is in perfect condition, " Whole Foods' Mr. Parker says.

WSJ: Avocado Sales Are Rising, as Consumers Buy Into the Fruit as a Source of 'Healthy Fats'

The first quartet is a vast and unashamedly complex work, as rewarding as it is demanding for both players and listeners.

ECONOMIST: Elliott Carter

Fourth, there are the very high valuations that sellers are demanding for well-positioned properties in the defense sector, making a strategy of growing through acquisitions unattractive.

FORBES: After Bin Laden, What Next For The Defense Industry?