You can come close, but no matter how precise the fraction is, it will always be just a tiny bit off.

你的估值可以很接近，但无论这个数字多么精确，它总是差那么一点。

So, prevalence is the fraction of cases in a population, whether they're new or not, at a single moment in time.

所以，患病率是指在某一时刻，人群中的患病比例，不管是不是新发生的。

He hesitated for the fraction of a moment.

他犹豫了片刻。

But something inside of her suspended action for the fraction of a second.

但她的动作在几分之一秒内暂停了。

But it turns out for every—let's see, what's the fraction?

但结果是，让我们看看，分数是多少？

And from this sum, neglecting likewise the fraction, and deducting a ninth, or 4s.

从这个总和中， 同样忽略分数， 并减去九分之一， 即 4s。

The basic SIR model makes some assumptions about how the fraction of people in each group changes over time, based on real-world observations.

基本的 SIR 模型基于真实世界的观察，对每组中的人口比例如何随时间变化做出一些假设。

Or should we consider-- if they said the fraction of data below 1, I would say 0.84.

或者我们应该考虑——如果他们说数据的比例低于 1，我会说 0.84。

The fraction of the original beam returned by this trilogy of reflections may be minuscule, and the information it contains may appear hopelessly jumbled.

经过这三重漫反射后，原始光束只返回了一小部分，可能非常微弱，所包含的信息也可能显得极度混乱。

But the actual number, if I said the fraction of data below minus 1, I would say 0.16.

但实际数字，如果我说低于负 1 的数据分数， 我会说 0. 16。

" n sub e" is the fraction of planets that could support life as we know it.

“n sub e”是我们所知的可以支持生命存在的行星的比例。

I could deal with the fractions, but this isn't a review of adding and subtracting and multiplying fractions.

我可以处理分数，但这不是复习分数的加减乘法。

" f sub little L" is the fraction of those planets that actually develop life, calculated recently at 13%.

“f sub little L” 是那些真正发展生命的行星的比例，最近计算为 13%。

In the last episode, we saw how the course of development across different countries helped decrease the fraction of people who die from infectious diseases.

在上一集，我们看到了不同国家的发展过程是如何帮助减少死于传染病的人口比例的。

Slowly, the fraction of the population that's infected tails off towards zero, and the fractions of susceptible and recovered people reach a steady state, marking the end of the outbreak.

慢慢地，感染人群的比例逐渐减少到零，易感人群和康复人群的比例达到稳定状态，标志着疫情的结束。

The larger the fraction of a subject's partners who defected in a given round, the less likely that person was to co-operate in the next—classical tit-for-tat.

一个参与者合作过的对象中破坏规则的人数比例越高，这个参与者在下一轮的游戏中越不可能遵守合作规则-典型的" 以牙还牙" 。

The SIR model describes the relationship between these three groups and how their interactions affect the fraction of people in each group at a given moment in time.

SIR 模型描述了这三个群体之间的关系，以及它们的相互作用如何影响特定时刻每个群体中的人口比例。

How is it helping to increase the fraction of carbon dioxide we generate from fossil fuels that is safely and permanently disposed of?

它如何帮助增加我们从化石燃料中产生的安全和永久处置的二氧化碳的比例？

A good score of electric burners glowed red for the fraction of a second, then rained merciless white beams into our blinded eyes.

几分之一秒内，大量电炉发出红光，然后无情地向我们瞎了眼的眼睛射出无情的白色光束。

" F sub e" is the fraction Ann might encounter, which would be small if she only goes out to meet people at bars or parties.

“F sub e” 是 Ann 可能遇到的分数，如果她只是出去在酒吧或聚会上与人会面， 那么这个分数会很小。