1.It said it was nearly 27% down on the average extend recorded over the last four decades.

示，与过去40年的增幅相比，今年下降了近27%。

2.Premiums must be based on the average payout over the past 20 years, rather than the latest science.

保险费必须基于过去20年的保险偿付而定，而不是基于最新的科学成果。

3.There are only about 17 passengers on the average flight within the United States. But that is an average.

在美国境内，每个航班上只有约17名乘客，但这是一个值。

4.Pension payments in China are determined based on the average monthly wage and cost of living in each city.

国的养老金支付是根据每个城市的月薪和生活成本来确定的。

5.It's 25 people on the average on a tour that we offer, in 48-passenger bus, traveling from region to region.

在我们提供的旅行，有25人，乘坐48人的巴士，从一个地区到另一个地区。

6.But I haven't seen any knowledge. And there's a difference on the average between blacks and whites on IQ tests.

但我没有看到这方面的任何知识。在智商测试，黑人和白人的水是不同的。

7.It's based on a 2,000 calorie a day diet on the average person.

它基于普通人每天 2,000 卡路里的饮食。机翻

8.An adult takes on the average twice as long to recover from bad moods.

一个成年人需要两倍的时间来从坏心情恢复过来。机翻

9.Can you imagine a study of relationships throughout human history that focuses on the average?

你能想象对整个人类历史关系的研究侧重于水吗？机翻

10.In your typical troop, it's three months on the average  before the first female grooms you.

在典型的群，需要三个月的时间才会有第一只雌性为您梳理毛发。机翻

11.People in different countries are asked how they think they compare to the average on different characteristics.

不同国家的人们被问及他们认为自己与不同特征的值相比如何。机翻

12.The average is 0 which is right on the average used for the random number generation.

值为 0， 正好是用于随机数生成的值。机翻

13.During eight hours of sleep, people dream for a total of one and half hours on the average.

在八个小时的睡眠，人们做梦的时间总共是一个半小时。机翻

14.Men and women did not marry in Elizabethan times until they were, on the average, 25 years old.

在伊丽莎白时代，男性和女性要到 25 岁才能结婚。机翻

15.Mercantilists were by no means focused on the average standard of living of the population as a whole.

重商主义者绝不关注全人民的生活水。机翻

16.You see, you cannot tell the height or the depth, rather, of a pool based on the average.

你看，你不能根据值来判断水池的高度或深度。机翻

17.In this scenario, siblings will, on the average, help each other out twice as much as cousins.

在这种情况下，兄弟姐妹之间的相互帮助程度是堂兄弟姐妹的两倍。机翻

18.He and I both knew perfectly well that New Guineans are on the average at least as smart as Europeans.

他和我都非常清楚，而言，新几内亚人至少和欧洲人一样聪明。机翻

19.These are actually among their most human-seeming traits, as is the way, they build on existing commonplaces, on the average thought.

这些实际上是他们最人性化的特征之一，就像他们建立在现有常识和一般思想上的方式一样。机翻

20.There are 206 of them on the average adult and babies are actually born with even more, around 300 or so.

成人有 206 个， 婴儿出生时实际上有更多，大约 300 个左右。机翻