From this survey, one can estimate that fewer than one in five children have some contact with a hospital teacher—and that contact may be as little as two hours a day.

从这个调查中，我们可以估计不到五分之一的孩子和医院的老师有过接触——这种接触可能每天只有两个小时。

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A primary group involves two or more people who enjoy a direct, intimate, cohesive relationship with one another.

一个基本群体包括两个或以上的人，彼此之间有直接、亲密、紧密的关系。

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A bungalow is a small house with one or two bedrooms and usually one bathroom.

平房是小房子，有一个或两个卧室，通常有一个浴室。

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In his first observations from Mount Wilson, Hubble used a telescope with a mirror one hundred fifty-two centimeters across.

VOA: special.2009.04.29

Price competition two firms competing with one another in prices can have a Prisoners' Dilemma aspect about it.

价格竞争,两家互相打价格战的企业,可能会陷入囚徒困境

耶鲁公开课 - 博弈论课程节选

I live in a house with two other girls that sits on one of the waterfalls here in town,

我和另外两个女孩住在一起，我们的房子就在镇上的一个瀑布旁边，

康奈尔的教授不一样 - SpeakingMax英语口语达人

To compare a one-year Danish programme with a cohort of 50 students with a two-year American one with 1, 000 is to court controversy.

ECONOMIST: Which MBA?

Hitting a fragile economy with a one-two punch of less spending and more taxes will send it into a recession at least as deep as the one that sent unemployment skyrocketing in 2008.

FORBES: Both Political Parties Win With a Practical, Pro-Growth Fiscal Cliff Outcome

Michal Kanka doubled the lead with a superb finish following a one-two with captain Adam Bicknell.

BBC: Bees complete play-offs line-up