"In high income countries such as the United States, the U.K.and Australia,death rates are around forty-five per hundred thousand per year.

VOA: special.2009.09.28

Then you can look at the number of calories per --from fat that's offered in the food.

下面能看出食物中有多少热量来自脂肪

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 piston has a cross-sectional area, a, and the force pressure is force per volume area.

我们以活塞系统为例，来说明膨胀功。

麻省理工公开课 - 热力学与动力学课程节选

The team found levels of lead as high as thirty-two thousand parts per million in tests on some paint samples from Ecuador.

VOA: special.2009.08.31

We don't usually do our chemistry calculations in miles per hour, so let's switch that to 42 meters per second, so it's -- sorry, it's 94 miles per hour.

在化学计算中我们很少,用英里每小时，所以我们把它换算为42米每秒，对不起，它是94英里每小时。

麻省理工公开课 - 化学原理课程节选

The solar-powered irrigation systems produced an average of nearly two metric tons of vegetables per month.

VOA: special.2010.01.11

You look at the returns that are reported for hedge funds in aggregate--they're generally 12%,13%,14% per year for the last five or ten years.

看一下过去5到10年间,公报中的对冲基金年平均收益率,普遍来说是12%,13%,14%

耶鲁公开课 - 金融市场课程节选

She arrived at school in New York City -- only to learn that an unwritten limit of "two Negro students per year" had already been met.

VOA: special.2010.04.24

What the Dutch did--the Netherlands is an extraordinarily small country, and it's the most populated country in Europe, then, per square kilometre, and is now--once.

那些荷兰人...荷兰是一个,非常非常小的国家,也是当时欧洲人口密度最高的国家,如果以每平方公里人口计算,现在也是

耶鲁公开课 - 欧洲文明课程节选

In the United States, we average seven hundred fifty-two new implants per million."

VOA: special.2010.06.02

There won't be anything that's-- even though what I want per se isn't survival.

什么都没有-,即便我想要的不仅是生存本身。

耶鲁公开课 - 死亡课程节选

Laboratory marmosets increased weight at a rate of nine percent per ten-year period.

VOA: special.2010.12.21

The Government recommends that people have less then sixty-five grams of fat per day.

政府推荐,人们每天摄入少于65克脂肪

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Zimbabwe,for example, had a five and one-half percent increase per year.

VOA: special.2010.04.14

That's roughly 10, 11 minutes per question.

每个问题大概10-11分钟。

麻省理工公开课 - 固态化学导论课程节选

thirty-six feet per second up. Very smooth, very quiet ride."

VOA: special.2009.07.15

It dropped dramatically in the period from 1954-- this is these filled black bars refer to this axis, polio cases per 100,000 population dropped down to only three or four cases by 1956.

患病率在一九五四年后的,一段时间里急剧下降,该坐标轴上的这些黑色柱形图表明,到一九五六年,小儿麻痹症的发病率,已经降低至每十万人中仅三到四人发病

耶鲁公开课 - 生物医学工程探索课程节选

And France-based Airbus will boost production of its popular single aisle jets from 34 to 36 per month.

VOA: standard.2010.03.30

This is the pulse of music and music theorists ever since the late fifteenth century from music theory Francinus Gafurius on we could go all the way back then have said that the pulse in music is basically at the same tempo as the human pulse which comes out to be about oh, we'll say seventy-two beats if you will, pulses, per minute.

这是音乐的脉搏,从十五世纪晚期到现在的音乐理论家们,像弗朗西斯·加福瑞,我们回到那个年代,那时就曾说过,音乐的律动,和人类的脉搏节奏基本一致,就是说相当于,我们说如果是你的脉搏的话,每分钟七十二下左右

耶鲁公开课 - 聆听音乐课程节选

"If we look at per-capita health expenditure, in the low income countries, it is $22 per capita,"

VOA: standard.2009.05.21

So, keep in mind that one milliwatt is just the same as saying 1 times 10 to the -3 joules per second.

所以，请记住1毫瓦,和1乘以10的-3次方焦耳每秒,的说法是等同的。

麻省理工公开课 - 化学原理课程节选

(Speaking) At present, the average price of gasoline in the United States is well below Leonhardt's barely-competitive threshold of about 75-cents per liter.

VOA: standard.2010.02.23

Right? In other words I've got the stoichiometric coefficients in there and the values, and I'm subtracting the reactants from products -1652kJ/mol wind up with minus 1652 kilojoules per mole.

对吧？换句话说这里我用了化学,计量系数和生成热的值，从生成物中减去反应物,最后得到。

麻省理工公开课 - 热力学与动力学课程节选

U.S.officials are setting up as many as throughout Port-au-Prince to feed more than 200,000 people per day.

VOA: standard.2010.01.26

But if you look at the tech fund category, the difference between the dollar-weighted and the time-weighted returns--this is over a ten-year period -is 13.4% per annum; that's stunning.

但是如果你关注科技投资基金,十年间,货币加权回报率,和时间加权回报率间的差距,是每年13.4%,这是非常夸张的

耶鲁公开课 - 金融市场课程节选

Delta expects to expand the Abuja-New York service to three flights per week starting next month.

VOA: standard.2009.06.13

Roger Ibbotson took a look at a larger group of funds -3,500--funds over a ten-year period and found survivorship bias at 2.9% per year and backfill bias at 4.6% per year.

罗杰·伊博森研究了更大的样本组,3500支基金10年间的表现,算出其生存偏差是每年2.9%,回填偏差是每年4.6%

耶鲁公开课 - 金融市场课程节选

At the time of Endeavour's launch, NASA says the International Space Station was traveling at a speed of about eight kilometers-per-second, above western Romania.

VOA: standard.2010.02.08

When you add this whole thing up, -411kJ/mol it gives you a net of minus 411 kilojoules per mole or about 4 eV per ion pair.

当你全部加上时，得到净能量,或者是4eV每个离子对。

麻省理工公开课 - 固态化学导论课程节选

So, if we do this calculation for an electron, saying it moves at 10 to the 5 meters per second, then what we end up with for a wavelength is 7 times 10 to the -9 meters.

如果我们已知电子以，10的5次方每秒的速度运动，那么做一个计算,可以得知它的波长是,7乘以10的负9次方米。

麻省理工公开课 - 化学原理课程节选