Experts point to socioeconomic factors as the reason for much of this discrepancy, but, as one study presented at the meeting showed, the tumor's biology also plays a role.

专家指出社会经济因素是这个差异的主要原因，但本次会议上发表的一项研究表明，肿瘤生物学也起了一定作用。

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In one study, light smokers were found to be more than twice as likely to get cataracts as non-smokers.

一项研究表明，轻度烟民患白内障的比例是不吸烟者的两倍以上。

《柯林斯英汉双解大词典》

Scientists who persisted in research without receiving a grant made greater achievements than those who got one with luck, as suggested in one study.

一项研究表明，在没有得到资助的情况下坚持研究的科学家比那些幸运地得到资助的科学家取得了更大的成就。

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That alone is worth quite a bit of money,". "There was a study I just read which mentioned that one Super Bowl ad can be as effective as 250 regular TV commercials."

VOA: standard.2010.01.27

This is why Aristotle does not regard the study of politics as one social science among others.

亚里士多德不将政治研究,视作和其它社会科学一样的学科,它较像是他所谓的主导科学。

耶鲁公开课 - 政治哲学导论课程节选

One thing it's important for is clever developmental psychologists have used habituation as a way to study people, creatures who can't talk like nonhuman animals, and young babies.

原因之一就是,聪明的发展心理学家们将习惯化,作为研究人类，研究诸如非人类动物或是婴儿这样,无法进行言语表达的生物，的一种方式。

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That would take policies far more radical than these, as one study suggested that over 118 years of industrial fishing, the productivity of one fishery in the UK dropped by 94%.

BBC: Euro MPs to hold crucial vote on fishing reform

As for dieting, one study from the Mayo Clinic finds that the body burns 11 calories an hour through working the jaw.

CNN: Chew on this: Gum may be good for body, mind

The same thing happens in other sports as well, such as basketball in which one study found refs are 7% more likely to call fouls on visiting teams than on home ones.

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