"We estimate in WHO that over thirty million lives can be saved in the next ten years by simple measures -- reducing the level of salt by fifteen to twenty percent, reducing the amount of tobacco, and increasing the number of people who are at risk of a heart attack and stroke to be on simple preventive treatment."

VOA: special.2011.05.11

So, if you want to estimate how many grammatical sentences under twenty words in English, the answer is, "A lot."

如果你想估计一下,用二十个英文单词,可以组成多少个符合语法的句子,答案会是,"很多"

耶鲁公开课 - 心理学导论课程节选

Every country computes an estimate of how much is spent each year on consumption by the people who live in the country.

每个国家估算出,生活在该国国内居民,每年的消费额。

耶鲁公开课 - 金融市场课程节选

Safety experts estimate that the restraining devices save more than four thousand lives a year in the United States alone.

VOA: special.2010.02.09

In our--in this particular study we had some people estimate things low and some people estimate things high, but overall, this--these would represent overestimates.

在这个实验中,有些人低估了,而有些人高估了数据,但总体来说,结果显示人们高估了数据

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The estimate has reached about five percent countrywide and as high as twenty percent in some cities.

VOA: special.2010.05.12

You have to make those calculations and there are errors in that, but you come away with a population estimate of things like that.

你必须把这些都算进去,因为其中存在误差,但这样你会得出,整体人群摄取量的估算值

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The number of mutations over time helped the team estimate when the duplications in soybeans took place.

VOA: special.2010.02.02

Again, I don't want to make too much of my estimates because different people would estimate these things in different ways, but that's the theory.

再说一次，我不想太过强调我的估算,因为不同的人,会用不同的方法估算这些数据，但这只是个理论。

耶鲁公开课 - 金融市场课程节选

The scientists estimate this would have the same climate effect as taking all cars in the world off the road for ten years.

VOA: special.2009.06.19

So portions are an interesting phenomenon and people estimate these in different ways.

所以每日摄入量是个值得探讨的现象,人们用不同的方法估测它

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Phil Sumrall says NASA's estimate to keep the Ares program going forward as planned calls for three billion dollars in additional spending a year.

VOA: special.2009.12.30

In this particular study, we took thirty people who enter in a weight loss clinic and we had them estimate the calories in these sort of common foods.

在这个实验中,三十人进入了一家减肥专科门诊,让他们估计一些普通食物中的卡路里

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Market researchers estimate that more than one billion personal computers are in use worldwide.

VOA: special.2010.04.12

So, how well can you estimate the calories in things?

那么,你们是否能很好地估测卡路里呢

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

A market research company reported an early estimate of fifteen and a half billion dollars in sales of all games content in the United States last year.

VOA: special.2011.02.23

You figure that most of those boxes are being eaten by somebody or another, there's some waste that you might calculate in, but there--error gets introduced there trying to estimate that, so you get a number on that.

你的计算中大部分食品,都被人们吃了,浪费的那些也要计算进来,但其中的误差,也要估算出来,最后得出一个数字

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

He says that in the Antarctic Peninsula, scientists estimate that climate change has caused temperatures to increase by two or three degrees Celsius over the past fifty years.

VOA: special.2009.06.03

That is, how many hamburgers do we think are being eaten and that's the food disappearing; how much of the foods are being consumed in processed products and the like, so that's a pretty gross estimate as well.

比如说,多少个汉堡包被吃了,那就是食物消费,有多少食品被,以加工好的成品等形式消费,所以其中估计的成分也很多

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 Vietnam,Laos,and Cambodia conservationists estimate hunting and poaching have reduced tiger numbers to fewer than 30 in each country.

VOA: standard.2010.02.22

But how carefully you estimate will determine in part how good your ultimate records are so please try to be as careful as you can, and then pick the closest option if you can't find the exact food that you're eating at that time.

你估计的仔细程度,在某种程度上,也会决定最终结果的准确性,所以请尽可能谨慎,如果找不到完全对应的食物,请选择和你当时所吃食物最接近的选项

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Scientists estimate that between 950,000 and 2.5 million barrels of oil have already spilled in the Gulf .

VOA: standard.2010.06.14

For example, you can bring people into a lab or something like that and show them food and say, well can you estimate how many calories are in this, and you actually know how many calories are in it, and you get the error.

比方说,带一些实验对象进入实验室,向他们展示一些食物并问,你们能估计这些食物含有多少卡路里吗,人们认为自己对卡路里含量心里有谱,但他们错了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

"We estimate,based on some ILO figures that in industrialized countries there are over 100,000 trafficked migrant workers,".

VOA: standard.2009.10.19

And the other thing you can do is take self reports like the ones you're doing, hopefully do enough of them, and a random enough sample of the population, that you can extrapolate from that sample to the whole population, and try to estimate what people are eating in that way.

还有其他可以做的,比如大家正在做的这种个体调查,希望能把它做的充分些,如果有充足的随机样本,就可以从样本推断出,整个总体,从而推断哪类人有这样的饮食习惯

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

They estimate that 700 million insecticide-treated mosquito nets are needed worldwide, half of those in Africa.

VOA: standard.2009.04.25

So we actually had the foods on a plate or in a bowl, or in a glass, and we had--we asked them to estimate how much of the food there was, how many ounces they were seeing, and then how many calories there were.

食物被摆在盘子,碗,玻璃杯中,然后让他们估计食物总量,有多少盎司,多少卡路里

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The two brothers estimate they have more than $300,000 invested in fishing gear and equipment.

VOA: standard.2010.05.04

The International Air Transport Association said Friday that the airline industry is losing more than $200 million in revenue a day - and they called this a conservative estimate.

VOA: standard.2010.04.17

They estimate that 600,000 South Koreans have relatives in North Korea.

VOA: standard.2009.08.26