And in fact, one of the lessons you may already be realizing with P sets is that things seem to take twice, three times, four times longer than you actually might think.

从习题集中你可能已经得出的一个教训就是,程序所花的实际时间往往是你开始以为的两倍，三倍，四倍甚至更长。

哈佛公开课 - 计算机科学课程节选

But they can't deal with a tripling, even more than a doubling of rent.

但他们没办法承受三倍的租金，甚至无法承受多于两倍的租金。

纽约的负面变化 - SpeakingMax英语口语达人

Okay? So those are the basic note values normally with a duple division but we can superimpose triple by using a dot and the absence of sound.

清楚了吗,这些就是基本的音符值,一般是双倍形式分配,但我们可以把它添加为三倍形式的,通过加上附点当然还有休止符

耶鲁公开课 - 聆听音乐课程节选

Cereal would be--a serving of cereal would be about the amount that would fit in a wine glass, but people think that you fill up a bowl and that becomes a serving, but a typical amount of cereal that people serve themselves might be two or three times what the ordinary size is.

这是一餐份量的麦片,放在酒杯里大概那么多,但人们认为满满一碗才是一份,人们通常所食用的麦片,是原来大小的二到三倍

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 plan now is to have about a thousand and nine hundred something civilian people on the ground in Afghnastan by New Years Day which is about three times of we had last year.

现在的计划是说我们将要派大概1900平民到阿富汗,在新年之前,这个数量是去年的三倍之多。

普林斯顿公开课 - 国际座谈会课程节选

It would be c times 3 in the third year, etc., Then the present value is equal to c/-- that's the formula for the value of a growing console.

在第三年它就是三倍的的三次方,现值就相当于c/,这就是上涨债务价值的公式

耶鲁公开课 - 金融市场课程节选

they're having their rents, commercial rents tripled, not even doubled.

他们要付租金，商品房租金翻了三倍，而不只是两倍。

纽约的负面变化 - SpeakingMax英语口语达人

How do we make-- How do we get triple arrangements in music?

那我们怎么做到--,当我们需要三倍方式的安排时怎么办

耶鲁公开课 - 聆听音乐课程节选

It adds fifty percent or a half to that and that means instead of two quarter notes that we now have three and we can do the same thing to any one of these other values here and that's how we get our triple relationships.

加上了百分之五十或者说一半的原音符值,这意味着除了有两个四分音符,我们现在有三个了,我们也可以在其他这些音符值后加上附点,这就是我们如何做到三倍形式的安排的

耶鲁公开课 - 聆听音乐课程节选

If some group, let's say you have cholesterol of two hundred and your relative risk is established at one, and then if you have cholesterol two fifty your relative risk is two, that means you have twice the risk, so relative risk of two is twice the risk, three is three times the risk, etc.

比如说有一个组,胆固醇水平200,相对风险设为1,另一个组胆固醇水平是250,相对风险是2,即第二组的相对风险是参照组的两倍,相对风险是2代表两倍风险,3代表三倍风险,如此类推

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Now it's not uncommon, by the way, for laboratory animals in these studies to triple their body weight.

顺便说下,在实验室,让动物体重变成普通的三倍,并不罕见

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Its per capita income triples since 2001.

从2001到现在它的人均收入翻了三倍。

普林斯顿公开课 - 国际座谈会课程节选