有研究表明，在持续地集中注意力一小时后，你的大脑需要休息。
There is research that shows that after about an hour of intense focus, your brain needs a break.
有研究表明，在道路上画上笔直的横杆，可以在开始将司机的平均速度降低一半。
Some studies suggest that straight, horizontal bars painted across roads can initially cut the average speed of drivers in half.
有研究表明，定期释放内啡肽可以延长寿命。
It has been suggested that regular release of endorphins increases people's longevity.
有研究表明，在徒手格斗时，左撇子可能比大多数右撇子占优势。
It has been suggested that when it comes to hand-to-hand fighting, left-handers may have the advantage over the right-handed majority.
事实上，有研究表明，以偷别人食物而闻名的鸦科动物会隐藏自己的食物，正是因为它们把自己偷东西的倾向投射到其他鸦类身上。
It's been suggested in fact that jays, corvids known for stealing each other's food, may hide their food precisely because they are projecting their own tendency to steal onto other jays.
有研究表明婴儿们喜欢被模仿。
有研究对饮食中减少钠盐的摄入提出了质疑。
有研究表明针灸可以有效的缓解经痛。
Some studies have found that acupuncture effectively relieves menstrual cramps.
有研究表明，英国90%的分娩有伴侣参加。
Studies show 90 per cent of births in this country are attended by partners.
有研究指出，观看大量的电视节目会让人变得比较消极。
Studies have shown that watching a great deal of television makes people more passive.
有研究表明，亲密的关系是幸福人生的最重要的元素之一。
Studies show that having close relationships is one of the most important elements of a happy life.
事实上，近来有研究表明快乐的人讲话讲的更多。
有研究发现，在加拉帕戈斯群岛上，每辆车年均撞死七只鸟。
One study found that the average Galapagos car runs over seven birds a year.
有研究表明，世界上一些地区的猴子也在传播上起到类似作用。
Some studies have shown that monkeys in some parts of the world play a similar role in transmission.
投机者要能赚到钱必须对市场的价格有研究，有判断。
Speculators must study and judge the prices of the market if they want to make money.
有研究显示，与年轻的员工相比，年长的员工的工作效率更高。
Older staff are more productive than their younger colleagues, say researchers.
建议找个对多汗症有研究的，神经生理学方面的专家。
Find a neurologist who specializes in the neurophysiology of hyperhidrosis.
有研究表明，益智练习可以使认知能力的衰退过程减缓甚至逆转。
Some studies have reported that mental exercise can slow or reverse cognitive decline.
但是有研究显示，你应该忘记它，因为回忆初恋会毁掉你现实的恋爱。
But perhaps you should, because memories of it can wreck your relationships for life, research suggests.
有研究发现上班族每天在实质性工作上平均花费的时间为1.5小时。
Studies have shown that the average office worker does only 1.5 hours of actual work per day.
事实上，有研究显示，如果采取一些策略的话，你会更容易戒烟成功。
In fact, research has proved that you're more likely to succeed if you combine several strategies.
顺便，这是另一个有研究证据的关于大脑如何通过联系进行学习的提示。
Incidentally, here's another study tip based on research evidence about how the brain learns by association.
有研究表明，即使在质量不怎么好的土地上，一些树木也能良好地生长。
Studies have shown that some kinds of trees can grow well even if the quality of the land is not very good.
以往有研究表明，运动可以改善人和动物的反应能力和记忆力。
Previous studies in animals and humans have suggested that exercise may improve thinking and memory.
有研究表明，在零度以下的空气里跑步不会对肺部有任何损害。
SOLUTION Research has shown that running in temperatures below zero won't harm your lungs.
过去几年中不断有研究对维生素是否确实有益健康提出了疑问。
During the past few years, study after study has raised doubts about what, if any, good vitamins actually do a body.
有研究表明端粒末端转移酶的活动与心理压力之于身体健康有关。
Other studies suggest that telomerase activity may be a link between psychological stress and physical health.
他们并不知道，有研究显示越来越少的午餐时间是美国工人最大的抱怨之一。
Little did they know that research cites the shrinking lunch hour as one of the biggest complaints by American workers.
有研究表明，十几岁的青少年大约40%的碳水化合物是由软饮料中摄取的。
Some research shows that teens obtain about 40 percent of their carbohydrate intake from soft drinks.
有研究表明，十几岁的青少年大约40%的碳水化合物是由软饮料中摄取的。
Some research shows that teens obtain about 40 percent of their carbohydrate intake from soft drinks.
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