This will happen within two hours of breathing in this amount of carbon monoxide.

VOA: special.2010.02.02

Two hours,you can be on a damn train to New York City and you'll be lucky if you get eighty miles in two hours, or an hour and fifty minutes.

要知道,两个小时都可以做火车去纽约了,但如果是步行,八十公里你一个小时五十分钟,到两个小时内走到就算不错了

耶鲁公开课 - 1871年后的法国课程节选

So I could do that in probably two and a half hours.

我可以用大约两个半小时的时间走完这段路程。

旧金山的公共交通 - SpeakingMax英语口语达人

The older kind of submarine used in World War Two could stay under water for only about forty-eight hours.

VOA: special.2010.06.11

A studio of three hours' lecture in a large lecture hall, and two hours of recitation in groups of thirty.

在一个大的讲堂的教室里,讲三个小时讲座，并以三十人为一组,进行两小时背诵。

麻省理工公开课 - 媒体、教育、市场课程节选

It will result in head pain, stomach problems and a feeling of tiredness after two to three hours.

VOA: special.2010.02.02

So how do these musicians generate two hours of music with no music in front of them?

那这些音乐家是如何持续演出两个小时的呢,在没有乐谱的情况下

耶鲁公开课 - 聆听音乐课程节选

They even found a measurable increase in the condition for every two hours sitting in a car.

VOA: special.2009.07.14

Or perhaps Chinese on Monday, Wednesdays, and Fridays and Thai on Saturdays and Sundays and spending two hours in the afternoon doing math and three hours in the morning doing philosophy.

或周一三五吃中餐,周六日吃泰国菜,下午花两小时研究数学,上午三小时思考哲学，统统没有用。

耶鲁公开课 - 死亡课程节选

The studies found that the mistake rate in two intensive-care areas decreased when interns worked fewer hours.

VOA: special.2010.07.13

In William James, maybe the case-- because the elevator-- it does take two hours to get there for the door to close.

在William，James大厅也许会遇到这种事-,因为那部电梯-,运作得太慢。

哈佛公开课 - 幸福课课程节选

The material and the bacteria were kept warm in an incubator for two hours.

VOA: special.2010.12.07

Let's create a graph here that on the x axis it's going to be time, so time zero will be when you first take in a food and then one hour later, two hours later will be shown as you go from left to right, and then we'll have blood glucose level up on the y axis.

我们在这建立一个曲线图,X轴代表的是时间,所以零时间点是你第一次进食的时间,然后一小时以后,两小时以后,是从左到右呈现在图表上的,在Y轴上是你的血糖值

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

In two thousand three, the Council reduced the hours that residents may work.

VOA: special.2009.06.02

It traveled two thousand one hundred kilometers in less than ninety hours.

VOA: special.2010.06.11

The two sides struggled for hours in the hot summer sun.

VOA: special.2009.09.24

She says being a mom is hard. "Because you have to get up every two hours in the middle of the night, and you can't go out and say 'I am going to buy this for myself.'

VOA: special.2010.05.13

Dr.Brook says just one to two hours of breathing automobile exhaust in traffic can be deadly.

VOA: standard.2010.08.04

In the hours that followed,two bombs, also targeting police, exploded in the capital.

VOA: standard.2010.05.10

"The unanticipated consequence is that people are now crossing less frequently and have to wait one to two hours coming in and out of our ports of entry."

VOA: standard.2010.04.21

It was a different era. But General Myers spent many hours in the White House Situation Room, working with Bush administration officials on strategy for the two conflicts, just as current top officers are working with President Barack Obama and his team now on how to move forward in Afghanistan.

VOA: standard.2009.10.16