As well as supporting at least half of the world's species of plants and animals, these rain forests are home to millions of people.

这些雨林不仅支撑着世界上至少一半的动植物物种，而且还是数百万人的家园。

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By eliminating at least half of the courses offered there and focusing on a basic curriculum, we could improve student performance at Consolidated and also save many tax dollars.

通过取消至少一半的课程，并集中在基础课程上，我们可以提高学生的成绩，也可以节省很多税款。

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At least half of the remaining 200,000 are Serbs.

剩下的20万人中至少一半是塞尔维亚人。

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On Wednesday,A.I.G.'s new chief,Edward Liddy, told Congress that he has asked employees to return at least half of bonuses of one hundred thousand dollars or more.

VOA: special.2009.03.20

Half of Americans have at least one, so it's affecting a lot of the population.

半数美国人至少患有一项慢性疾病,可见其影响之广

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

To get the most from your exercise plan, experts say adults should get at least two and a half hours of aerobic exercise each week.

VOA: special.2010.06.08

Musk said he expects at least half of Tesla customers to take the lease option.

FORBES: Elon Musk Ups Resale Value Of Tesla Model S: 'We Decided We Were Wrong'

Make sure that at least half of these starches are whole grains for optimal health.

CNN: How can I help my heroin-addicted daughter gain weight?

Ten songs about nuclear war, at least half of which prominently featured imaginary girlfriends?

FORBES: Nuclear New Wave