By age 60, that number averages between 35,000 and 56,000.

60 岁时，这个数字平均会达到35000 到 56000 之间。

The fertility rate is the average number of children a woman has over her lifetime.

生育率是妇女一生中平均生育子女的数量。

The R number represents the average number of people that one infected person will pass the virus on to.

R值是指一名感染者会将病毒传染给其他多少人的平均数。

This is the average number of susceptible people one infected person can infect and it varies based on the pathogen.

这是一个感染者可以感染的平均易感人数，并且根据病原体的不同而不同。

I mean, he has an average number of personality traits.

我的意思是，他有平均数量的人格特质。

That's the average number of children a woman has over her lifetime.

这是一个女人一生中平均生育的孩子数量。

This time, let y be the average number of flips to move from start to finish.

这次，设 y 为从开始到结束的平均翻转次数。

However, throughout the calendar year, I exceeded the average number of sales by 20% ten out of twelve months.

但是，在整个日历年中， 我的销售额超过了平均销售额的 20% 10在十二个月内。

So we can demonstrate that this is true using probability and algebra to calculate the average number of flips it would take to get each combination.

因此，我们可以证明这是正确的，使用概率和代数来计算获得每个组合所需的平均翻转次数。

Climate plays an important part in determining the average numbers of a species, and periodical seasons of extreme cold or drought seem to be the most effective of all checks.

气候在决定一个物种的平均数量方面起着重要作用，而周期性的极端寒冷或干旱季节似乎是所有检查中最有效的。

So, if you’re trying to figure out your own risks for a disease, it might be useful to know the average number of people like you who have contracted that disease.

所以，如果你想弄清楚自己患某种疾病的风险，了解像你一样感染这种疾病的平均人数可能会有用。