In any society, there is always an evil repressive force at work.

在任何社会中，总有一股邪恶压抑的力量在起作用。

youdao

The force at work, called induced drift, happens in the sea, too.

该作用的力量，被称为诱导漂移，也发生在海洋中。

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But biologist Fiona Mathews of the University of Exeter in the U.K. wondered if there might be a less sinister force at work.

但英国埃克塞特大学的生物学家菲奥娜·马修斯有不同的看法。

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These are married fathers who stay out of the labor force for at least one year, mainly so they can care for their family while their wives go to work.

VOA: special.2010.04.23

The president will waste no time in Japan, getting to work almost immediately after Air Force One touches down at a Tokyo airport.

VOA: standard.2009.11.12

Mr Bush did not win because he better understood some tectonic force at work.

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When access to microphone or printing press was in the hands of a few, there was a certain omnipotent force at work.

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But there is another, less visible force at work, Mr. Simons says.

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