Recent studies have borne out claims that certain perfumes can bring about profound psychological changes.
最近的研究已经证实了某些香水能导致深刻的心理变化的说法。
Subsequent studies have come up with similar results.
随后的研究也得出了类似的结果。
Earlier studies have documented half brain sleep in a wide range of birds.
早些时候的研究已经记录了种类广泛的鸟类的半脑睡眠。
Some studies have also found an impact for men, though a less noticeable one.
尽管并不引人注目，一些研究还是发现了一个对男性的影响。
Many studies have shown how people attempt to synchronize with their partners, by coordinating their behavior.
许多研究显示出，人们如何试图通过调整自己的行为来与伴侣保持同步。
Some previous studies have suggested that challenging your brain with mentally stimulating activities might help.
先前的一些研究表明，参与心理刺激的活动来挑战你的大脑可能会有所帮助。
Various studies have shown that increased spending on education has not led to measurable improvements in learning.
各种研究表明，教育支出的增加并没有给学习成果带来明显的改善。
Studies have shown, for example, that two drugs are about equally effective in treating macular degeneration, an eye disease.
例如，有一些研究表明，两种药物治疗黄斑变性这种眼病的效果差不多。
Geneticist Danielle Reed has worked with many twins over the years and thought deeply about what twin studies have taught us.
遗传学家丹妮尔·里德多年来对许多双胞胎进行研究，深入思考了研究双胞胎教会了我们什么。
In the US, studies have shown that doubling the size of a road can simply double the traffic, taking us back to the starting point.
研究表明，在美国，将道路的规模扩大一倍，只会使交通量增加一倍，这样我们又回到了事情的起点。
Epidemiological studies have found that children with PDD have no higher prevalence of gastrointestinal tract than normal children.
流行病学研究发现，广泛性发育障碍（Pervasive Developmental Disorder）孩子和正常孩子相比较并没有更高的胃肠道患病率。
Another example is reading aloud, which studies have shown gives children bigger vocabularies and better reading comprehension in school.
另一个例子是大声朗读，研究表明大声朗读可以让孩子在学校里拥有更大的词汇量和更好的阅读理解能力。
Recent studies have shown that children and young people largely prefer to see a counsellor in school rather than in an outside environment.
最近的研究表明，小孩和年轻人大多宁愿咨询学校顾问也不去咨询校外顾问。
Previous studies have found that more optimistic people have a lower risk of developing chronic diseases, and a lower risk of premature death.
之前的很多研究已经发现，越乐观的人得慢性病的风险越低，过早死亡的风险也越低。
People in southern China like famous and expensive dish—shark fin soup, but no scientific studies have shown that shark fins are good for health.
中国南方的人们喜欢名贵的鱼翅汤，但没有科学研究表明鱼翅对健康有益。
Though few comprehensive studies have been conducted, one by the University of Washington investigated how drug sample availability affected what physicians prescribe.
尽管人们几乎没有进行过全面的研究，但是华盛顿大学的一项研究调查了药品样本的可获得性对医生开的处方的影响。
A number of small-scale studies have already indicated that there is a relationship between diet and cancer.
一些小规模的研究已经表明，饮食和癌症之间有一种联系。
Many studies have shown that this act has many benefits.
许多研究表明，这一行为有很多好处。
Studies have shown that reading to your unborn child is very good.
研究表明，读书给你未出生的孩子听是非常有益的。
Studies have shown that people who keep a diary sleep and feel better.
研究表明，坚持写日记的人睡眠和情绪更好。
However, several studies have shown a serious problem: today's teenagers lack media literacy.
然而，一些研究显示了一个严重的问题：现在的青少年缺乏媒体素养。
What's more, earlier studies have shown that microplastics may contribute to lung cancer risk.
此外，早期的研究表明，微塑料可能会增加患肺癌的风险。
Many studies have found that a basic form of learning called conditioning can happen during sleep.
许多研究发现，一种被称为条件反射的基本学习形式可以在睡眠中发生。
Studies have shown that books in the hands of children have a meaningful influence on improving literacy.
研究表明，孩子手中的书籍对提高其读写能力影响重大。
Over these years, many studies have shown that we are crazy about happiness and high personal confidence. That may make us less satisfied with our lives.
这些年来，许多研究都表明我们在疯狂地追求幸福和高度的自信。这可能会让我们对生活不那么满意。
Recent studies have found positive effects.
最近的研究发现了积极的效果。
Studies have found that money can, in fact, make people happier.
研究发现，金钱实际上可以让人更快乐。
Careful studies have demonstrated, however, that this is not the case.
然而，谨慎的研究表明，情况并非如此。
Studies have suggested that being slightly overweight can be protective.
研究表明，稍微超重可以起到保护作用。
Studies have shown that the right and left ear process sound differently.
研究表明左耳和右耳处理声音是不同的。
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