New York sleep center study found that most people in the wake up one or two hours the most sober mind.

纽约睡眠中心的研究人员发现，大部分人在每天醒来的一两个小时内头脑最清醒。

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But the Rudd Center study finds that teens move on to the regular menu - and purchase meals that have as much as 1,100 calories.

然而路德中心研究发现青少年倾向于常规菜单，购买1,100卡路里相当的套餐，约莫是建议他们日均卡路里摄入量的一半。

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Lo and his team spent two years studying tissue taken from patients enrolled in the Jonsson Cancer Center study to try to determine the mechanism of resistance.

Lo和他的团队用了2年时间研究琼森癌症中心病人的组织，试图确定耐药产生的机理。

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The study was done by South African scientists with the Center for the AIDS Program of Research in South Africa.

VOA: special.2010.07.21

So ever since then and when I came back to Princeton, then we formed a center to study those problems.

所以从那以后，在我回到普林斯顿大学时，我们组成了一个中心研习这些问题。

普林斯顿公开课 - 人性课程节选

There are also audio recordings of the poets that we will be reading that come from Sterling and you can get to on the Center for Language Study website.

还会有一些关于诗人们的录音文件,在史德林图书馆里有，我们会在课上读到,这些文件你们可以在语言学习中心的网页上找到。

耶鲁公开课 - 现代诗歌课程节选

The original Tax Policy Center study was based on projections for the year 2015.

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According to a new Pew Research Center study, most Americans have income inequality in mind.

FORBES: The Psychology of Envy: Romney's Big Fail

According to a Pew Research Center study, Medicaid pays dentists around 60 cents on the dollar in 26 states.

FORBES: A Private Sector Healthcare Solution That We Can Smile About