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The United States has reported 2532 laboratory confirmed human cases, including three deaths.

美国报告了2532例实验室确认的人患病例，包括3例死亡。

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The United States has reported 3009 laboratory confirmed human cases, including three deaths.

美国报告了3009例实验室确认的人患病例，包括3例死亡。

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And laboratory rats increased at a three-percent rate.

VOA: special.2010.12.21

And there are three properties of this diet that help promote overeating and obesity in laboratory animals.

而这种导致实验室动物,过度进食和肥胖的饮食具备三种特征

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

John Santini, its boss, says his company is working on drug delivery with a big pharmaceuticals firm, and that his laboratory curiosity will be a commercial reality within three to five years.

ECONOMIST: Pills get smart

"We've got the black holes cornered, " said Daniel Stern of Nasa's Jet Propulsion Laboratory (JPL), lead author of one of the three studies presented on Wednesday.

BBC: Supermassive black holes and hot galaxies in giant haul

My quest took me to three continents, from the US, to Italy, to Jerusalem and the radiocarbon dating laboratory in Oxford, which was part of the original test 20 years ago.

BBC: NEWS | Science/Nature | Shroud mystery 'refuses to go away'