Despite the need for more research, the findings suggest that pets' effects on well-being may explain why 62 percent of U. S. households own a pet, according to the American pet Products Association.

尽管还需要更多的研究，但从现有的发现中来看，宠物对幸福感的影响也许能解释为什么美国62%的家庭都饲养着宠物，这个数据来自美国宠物产品协会。

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Recent research in the U. K. has revealed that we, as a society, may be dangerously over-reliant on GPS tech, and Japan may suffer long-term mistakes caused by GPS mis-navigation.

最近在英国的研究揭示了我们，作为一个社会，也许会由于过度依赖GPS 技术而发生危险，而日本也许会由于GPS 的误定位而受到长期的问题困扰。

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Lester: Well, we spent five years and thousands of man-hours on research and development, at a cost of some ten million U. s.

雷斯特：嗯，我们花了五年的时间和数以千计的人力在研发上，花费了大约一千万美金。

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That's Dean Cheng, an expert on Chinese political and security affairs at the U.S. Research Institute, the Heritage Foundation.

VOA: standard.2010.04.21

I think we're pretty far past that." With drug use high, Kerlikowske says U.S.scientists conduct 85 percent of the world's research on drug treatment.

VOA: standard.2010.07.02

Drawing on research from the U.S. Navy, the opinions of noted psychologists, and on his own experience, CWO Mario Vittone tells us why yelling at recruits is valuable, why stress and fear have a place in the classroom, and why asking for more than is humanly possible sometimes makes everyone safer and more effective.

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Our recent research on when and why the U.S. engages in humanitarian intervention emphasizes two factors that might force the U.S. government's hand on humanitarian intervention: public opinion and Congressional partisanship.

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Roth was doing research on flight performance for a U.S. Air Force contractor and had relied on the assistance of Nourgostar and of Xin Dai, a Chinese national also studying under him.

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