FDA approved - The only U. S. Food and Drug Administration approved HIV-1 test system.

FDA批准-唯一的美国食品和药物管理局批准的HIV - 1测试系统。

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San Francisco is the only U. S. stop for the torch relay, where it wraps up the first week of a 23-city international tour.

旧金山是这次火炬传递活动中在美国的唯一一站，奥运火炬23个城市的全球传递活动将在这里结束它的第一周行程。

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He notes that while many other LABS focus on growing one heart component, only U-M is working on growing all the different heart components.

他提示说，其他很多实验室致力于研究一种心脏模型，而U - M致力于研究所有不同的心脏模型。

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She told U.N.delegates and women activists here that the harrowing testimony she heard only underscored for her the point that societies cannot reach their full potential if half the population, women and girls, are oppressed and subjugated.

VOA: standard.2009.09.25

Now, we saw before, or really I should say we accepted before, that for an ideal gas, u was a function of temperature only.

我们已经看到,或者说我们已经接受这样一个事实，即理想气体的内能只和温度有关。

麻省理工公开课 - 热力学与动力学课程节选

It turns out the U.S. and Jamaica are the only two places on Earth now that use the Fahrenheit scale.

事实上现在地球上,只有美国和牙买加这两个国家,还在使用华氏温标。

麻省理工公开课 - 热力学与动力学课程节选

Only U.S. residents who were registered MapleStory players were given access to the survey.

FORBES: Connect

United Airlines is currently the only U.S. airline operating the 787, with six airplanes in service.

FORBES: Move up http://i.forbesimg.com t Move down

The FAA's action directly affects United Airlines, which is the only U.S. airline with 787s in its fleet.

NPR: FAA Approves Resumption Of Boeing 787 Flights