average

The average of the three numbers 7, 12, and 20 is 13, because the total of 7, 12, and 20 is 39, and 39 divided by 3 is 13.

7，12和20这三个数的平均数是13，因为7，12和20的和是39，而39除以3是13。

Prices have risen by an average of four percent over the past year.

物价在过去一年中上涨了4%。

My income's rather variable, but I earn ￡175 a day on average.

我的收入很不稳定，但是平均每天挣175英镑。

The audience figures were lower than average for this sort of film.

对于这种类型的电影而言，这样的观众人数是低于平均水平的。

In western Europe, a seven to eight-hour working day is about the average.

在西欧，一天工作7到8小时基本属于平均水平。

On average, people who don't smoke are healthier than people who do.

一般而言，不抽烟的人比抽烟的人身体健康。

The quality of candidates was (well) below/above average.

这些候选人的素质（大大）低于／高于一般水平。

I expect to spend an average of $50 to $60 on a meal in a restaurant.

我去饭店吃饭，一般一顿饭也就想花50到60英镑。

Enquiries to our office average 1,000 calls a month.

我们办公室每个月平均接到1000个询问电话。

Many doctors average (= work an average of) 70 hours a week.

许多医生每周平均工作70个小时。

Trainee accountants average (= earn an average of) ￡32,000 per year.

实习会计师平均每年收入32000英镑。

average earnings/income/rainfall

平均工资／收入／降雨量

The average age of the US soldiers who fought in the Vietnam War was 19.

参加越南战争的美国士兵平均年龄为19岁。

The average person on the street is a lot better off than they were 40 years ago.

再普通再一般的人也要比40年前富裕多了。

a student of average ability

才智平平的学生

The food was fairly average (= not excellent, although not bad).

那里的食物很一般。