They found that one half of the brain "remains more awake" than the other half when people are trying to sleep in a new place.

他们发现，当人们试图在一个新的地方睡觉时，大脑的一半比另一半“更清醒”。

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The International Energy Association reported last year that nearly one and a half billion people in the world had no electricity to use, and most of them live in sub---Saharan Africa and in India and other countries in Asia.

国际能源协会去年报告说，世界上有近15亿人没有电可用，其中大多数人生活在撒哈拉以南非洲、印度和亚洲其他国家。

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The critical manipulation in this study was that half of the participants thought they were competing against a gay male, whereas the other half thought they were competing against a straight male.

这项研究中的关键操作是一半的实验对象都认为他们在和一位男同性恋竞争，而另一半的实验对象认为他们在和异性恋竞争。

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He and other researchers found that more than half of some 14,000 patients in the study on that one day, developed infections in intensive care units.

VOA: standard.2009.12.08

So, in a way we are the solvers of this problem for him; ; we are the other half that completes the aesthetic experience; we are there to participate in it with him.

所以，我们某种程度上也是他的问题的解决者;,我们是使美学体验完整的另一方;,我们和他一起参与。

耶鲁公开课 - 1945年后的美国小说课程节选

It wants parents to reduce the risk of choking by first cutting hot dogs in half lengthwise, cutting grapes into quarters and reducing the size of other foods that can get stuck in children's throats.

VOA: standard.2010.02.23

Half the babies were placed in a sleep-training group and the other half in a control group that did not use sleep training.

CNN: Should babies be allowed to 'cry it out'?

By comparison, the big government study enrolled women and randomly assigned Prempro to one half, and placebo to the other half, resulting in two groups that were indistinguishable from one another.

FORBES: A Consumer's Guide To Medical Jargon

If Obama Care costs over a trillion and its direct taxes and penalties are a half trillion, and it somehow reduces the deficit (as the CBO claims), there must be hidden in Obama Care another half trillion in taxes or other gimmicks that end up being paid by the middle class.

FORBES: Obama Care's Assault on Dr. Carson's Health Savings Accounts (and My Tax Bill)