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词汇 average
释义

average

adjective
 OPAL WOPAL S
/ˈævərɪdʒ/
/ˈævərɪdʒ/
  1.  
     [only before noun] calculated by adding several amounts together, finding a total, and dividing the total by the number of amounts平均的
    • The average age of participants was 52 years.参与者的平均年龄为52岁。
    • an average rate/cost/price平均费率／成本／价格
    • an average annual income/wage/salary平均年收入/工资/薪水
    • Average daily summer temperatures are about 20°C .夏季日平均气温约为20摄氏度。
    • Average earnings are around £20 000 per annum.年平均收入约为 2 万英镑。
    • The school has an average class size of 24 students.这所学校平均每班24名学生。
    • at an average speed of 100 miles per hour以平均每小时 100 英里的速度
    Topics Maths and measurementa2
  2.  
     typical or normal典型的；正常的
    • above/below average something children of below average intelligence智力低于平均水平的儿童
    • £20 for dinner is about average.花 20 英镑吃正餐算是价格一般。
    • The average person can't afford a $60 bottle of wine every night. 一般人是买不起每晚60美元一瓶的酒的。
    • 40 hours is a fairly average working week for most people.对大多数人来说，一周工作 40 小时是相当正常的。
    • an above average climb in prices高出平均水平的价格攀升
    • On an average day they sell more than £2 000 worth of vegetables.他们平均每天出售价值超过2 000英镑的蔬菜。
  3.  
     ordinary; not special普通的；平常的；一般的
    • I was just an average sort of student.我只是一个普通的学生。
    • The route is for walkers of average ability.这条路线适合能力一般的步行者。
    • The quality has been pretty average (= not very good).质量很一般。
    4. 词源late 15th cent.: from French avarie ‘damage to ship or cargo’, earlier ‘customs duty’, from Italian avaria, from Arabic ‘awār ‘damage to goods’; the suffix -age is on the pattern of damage. Originally this referred to a tax on exported goods. The meaning later changed so that it referred to money due from goods that had been lost or damaged at sea. It referred specifically to the way the losses were divided between the owners of the vessel and the owners of the cargo (late 16th cent.). This gave rise to the general sense of calculating the mean (mid 18th cent.).

average

noun
 OPAL WOPAL S
/ˈævərɪdʒ/
/ˈævərɪdʒ/
[countable, uncountable]Idioms
  1.  
     the result of adding several amounts together, finding a total, and dividing the total by the number of amounts平均数 The term average can be used for any number that expresses the central or typical value in a set of data. It is most commonly used to mean the mean, as defined here. However, the median and the mode are also types of average.
    • The average of 4, 5 and 9 is 6.4、5、9 三个数的平均数是 6。
    • an average of something Parents spend an average of $220 a year on toys.父母为孩子买玩具的花费每年平均为 220 美元。
    • Prices rose by an average of 10 percent over the decade. 十年来，物价平均上涨了10%。
    • If I get an A on this essay, that will bring my average (= average mark/grade) up to a B+.如果我的这篇论文得 A，我的平均成绩就会提高到 B+。
    • Class sizes in the school are below the national average.这所学校班上的人数少于全国平均数。
    • We will deliver growth in the economy that is higher than the OECD average this year今年，我们将实现高于经合组织平均水平的经济增长
    • They had higher mortality rates from accidents compared with the national average.与全国平均水平相比，他们的事故死亡率更高。
    • Children here score well above the city average on math and reading tests.这里的孩子在数学和阅读考试中的分数远远高于城市平均水平。
    see also batting average, grade point average
    • The national average is just over two children per family.全国平均每个家庭有两个以上孩子。
    • You'll have to calculate the average.你得算出平均数。
    • the student with the best grade point average in his class他班里平均绩点最高的学生
    Topics Maths and measurementa2
    Collocations Dictionaryadjective
    • annual
    • five-year
    • monthly
    • …
    verb + average
    • arrive at
    • calculate
    • compute
    • …
    preposition
    • above average
    • below average
    • on average
    • …
  2.  
     a level that is usual平均水平；一般水准
    • above/below average Temperatures are above average for the time of year.一年中的这个时候气温高于平均水平。
    • on average 400 people a year die of this disease on average.平均每年有 400 人死于这种疾病。
    Collocations Dictionaryadjective
    • annual
    • five-year
    • monthly
    • …
    verb + average
    • arrive at
    • calculate
    • compute
    • …
    preposition
    • above average
    • below average
    • on average
    • …
    3. 词源late 15th cent.: from French avarie ‘damage to ship or cargo’, earlier ‘customs duty’, from Italian avaria, from Arabic ‘awār ‘damage to goods’; the suffix -age is on the pattern of damage. Originally this referred to a tax on exported goods. The meaning later changed so that it referred to money due from goods that had been lost or damaged at sea. It referred specifically to the way the losses were divided between the owners of the vessel and the owners of the cargo (late 16th cent.). This gave rise to the general sense of calculating the mean (mid 18th cent.).
Idioms
the law of averages
  1. the principle that one thing will happen as often as another if you try enough times平均定律
    • Keep applying and by the law of averages you'll get a job sooner or later.继续申请吧，根据平均定律你迟早会找到工作的。

average

verb
 OPAL W
/ˈævərɪdʒ/
/ˈævərɪdʒ/
动词形式
present simple I / you / we / they average
/ˈævərɪdʒ/
/ˈævərɪdʒ/
he / she / it averages
/ˈævərɪdʒɪz/
/ˈævərɪdʒɪz/
past simple averaged
/ˈævərɪdʒd/
/ˈævərɪdʒd/
past participle averaged
/ˈævərɪdʒd/
/ˈævərɪdʒd/
-ing form averaging
/ˈævərɪdʒɪŋ/
/ˈævərɪdʒɪŋ/
Phrasal Verbs
  1.  
     average something [no passive] to be equal to a particular amount as an average平均为
    • Economic growth is expected to average 2% next year.明年经济增长预计平均可达 2%。
    • Drivers in London can expect to average about 12 miles per hour (= to have that as their average speed).估计伦敦的驾车者平均时速为 12 英里。
    • The women averaged 41 points per game.这些女选手平均每场得41分。
    • He has averaged 15 goals over the past two seasons.在过去的两个赛季中，他平均进了15个球。
    • Wages here average less than three dollars an hour.这里的工资平均每小时不到三美元。
  2.  
     average something to calculate the average of something计算出…的平均数
    • Earnings are averaged over the whole period.所计算的是整个时期的平均收入。
    • The items were summed and averaged by the number of items.项目按项目数求和平均。
    3. 词源late 15th cent.: from French avarie ‘damage to ship or cargo’, earlier ‘customs duty’, from Italian avaria, from Arabic ‘awār ‘damage to goods’; the suffix -age is on the pattern of damage. Originally this referred to a tax on exported goods. The meaning later changed so that it referred to money due from goods that had been lost or damaged at sea. It referred specifically to the way the losses were divided between the owners of the vessel and the owners of the cargo (late 16th cent.). This gave rise to the general sense of calculating the mean (mid 18th cent.).
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