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N-COUNT
平均数；均值
An average is the result that you get when you add two or more numbers together and divide the total by the number of numbers you added together.
例句
Take the average of those ratios and multiply by a hundred.
算出那些比率的平均值再乘以100。
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N-SING
约数;平均值
You use average to refer to a number or size that varies but is always approximately the same.
例句
It takes an average of ten weeks for a house sale to be completed.
售出一幢房子平均需要10周的时间。
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ADJ
一般的;通常的;普通的
An average person or thing is typical or normal.
例句
The average adult man burns 1,500 to 2,000 calories per day...
普通成年男子每天消耗的热量为1,500到2,000卡路里。
Packaging is about a third of what is found in an average British dustbin.
英国垃圾桶里平均约有1/3是产品包装。
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N-SING
正常数量;一般水平
An amount or quality that is the average is the normal amount or quality for a particular group of things or people.
例句
Most areas suffered more rain than usual, with Northern Ireland getting double the average for the month.
大部分地区降雨超过通常水平，北爱尔兰地区本月的降水量则为平均值的两倍。
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ADJ-GRADED
普通的；寻常的；一般的
Something that is average is neither very good nor very bad, usually when you had hoped it would be better.
例句
I was only average academically.
我的学习成绩一般。
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VERB
（一段时间内）平均值为
To average a particular amount means to do, get, or produce that amount as an average over a period of time.
例句
We averaged 42 miles per hour.
我们的平均时速是每小时42英里。
...pay increases averaging 9.75%.
9.75％的工资平均增长幅度
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PHRASE
平均起来；按平均值
You say on average or on an average to indicate that a number is the average of several numbers.
例句
American shares rose, on average, by 38%...
美国股票价格平均上涨了38％。
On an average we would be spending £300 per day.
平均下来，我们每天要花费300英镑。
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PHRASE
基本上；大体上
If you say that something is true on average, you mean that it is generally true.
例句
On average, American firms remain the most productive in the world.
总体来讲，美国公司在全球范围内还是产值最高。