"No one has a good answer" as to why fertility varies among countries, says sociologist Andrew Cherlin of The Johns Hopkins University.

约翰霍普金斯大学的社会学家安德鲁·切尔林说，对于为什么不同国家的生育率不同，“没有人能给出一个好的答案”。

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In fact, poverty alleviation and environmental protection are often viewed as conflicting goals, says Paul Ferraro, an economist at Johns Hopkins University.

约翰霍普金斯大学经济学家费拉罗说，事实上，扶贫和环境保护这两个目标常常被视为是相互冲突的。

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Vivien Thomas, who had no formal medical training, in struggling against overwhelming odds, he became a cardiac surgeon and eventually to receive an honorary doctorate from Johns Hopkins University.

薇薇安·托马斯没有接受过正式的医学训练，但他努力抗击重重困难，成为了一名心脏外科医生，并最终获得了约翰·霍普金斯大学的荣誉博士学位。

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The team at Johns Hopkins University School of Medicine published a report in the journal Drug and Alcohol Dependence.

VOA: special.2009.07.22

The essay that you read in its entirety for today, "Structure, Sign and Play in the Language of the Human Sciences," was delivered on the occasion of a conference about "the sciences of man" at Johns Hopkins University in 1966.

今天我们要读的是一整篇文章，名为《人文科学话语中的结构、符号和游戏》,这篇文章发表于1966年,在约翰普金斯大学召开的一个会议上，会议主题是“人类科学“

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These include the Juilliard School in New York City and the Peabody Institute of Johns Hopkins University in Baltimore,Maryland.

VOA: special.2010.07.12

And Dr. Lester Spence is an assistant professor of political science at Johns Hopkins University.

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He's a professor of strategic studies at Johns Hopkins University's School for Advanced International Studies.

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However, researchers from Johns Hopkins University will release their findings of an Avastin vs.

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