首页英语词典functionfunction的意思

function

英 ['fʌŋ(k)ʃ(ə)n] 美['fʌŋkʃən]

英英释义同义词辨析考试真题实用场景例句

近义词ceremony rite ritual service exercise gathering

n. 功能；[数] 函数；职责；盛大的集会
vi. 运行；活动；行使职责

CET4TEM4IELTS考研TOEFLCET6中高频词基本词汇

词态变化

复数: functions;第三人称单数: functions;过去式: functioned;过去分词: functioned;现在分词: functioning;

中文词源

function 功能

来自拉丁语functio, 履行，执行。

英英释意

1. a mathematical relation such that each element of one set is associated with at least one element of another set

2. what something is used for;: "the function of an auger is to bore holes"; "ballet is beautiful but what use is it?"

3. the actions and activities assigned to or required or expected of a person or group;: "the function of a teacher"; "the government must do its part"; "play its role"

4. a relation such that one thing is dependent on another;: "height is a function of age"; "price is a function of supply and demand"

5. a formal or official social gathering or ceremony;: "it was a black-tie function"

6. a vaguely specified social event;: "the party was quite an affair"; "an occasion arranged to honor the president"; "a seemingly endless round of social functions"

7. a set sequence of steps, part of larger computer program

英文词源

function: function: [16] The ultimate source of function is the Latin verb fungī ‘perform, discharge’, which may be related to Sanskrit bhunkte ‘he enjoys’. From its past participle, functus, was formed the abstract noun functiō ‘performance, activity’, which passed into English via Old French fonction. Other English derivatives of fungī include defunct and perfunctory [16], etymologically ‘done only to discharge an obligation’.
=> defunct, perfunctory
function (n.): 1530s, "one's proper work or purpose; power of acting in a specific proper way," from Middle French fonction (16c.) and directly from Latin functionem (nominative functio) "a performance, an execution," noun of action from funct-, past participle stem of fungi "perform, execute, discharge," from PIE root *bheug- (2) "to use, enjoy" (see brook (v.)). Meaning "official ceremony" is from 1630s, originally in church use. Use in mathematics probably was begun by Leibnitz (1692). In reference to computer operations, 1947.
function (v.): 1844, "perform a function" (intransitive), from function (n.). Related: Functioned; functioning.

同义词辨析

duty, obligation, responsibility, function

这些名词都有"义务"或"职责"之意。

duty：指按道德和法律的标准，一个人永远要尽的义务，强调自觉性。

obligation：指道义上或法律上对他人的义务，强调强制性。也指因作出承诺而被迫履行的某种义务。

responsibility：指任何义务、职责、责任或职务上所尽的本分，强调对他人的责任。

function：指因职务或职业关系去履行某种职责。

考试真题

They function quite well even in old age.

Their functioning is still a puzzle to be solved.

The tests are designed to detect subtle ( ' , 细微的) changes in mental function, and involve solving puzzles, recalling words and details from stories, and identifying patterns in collections of letters and symbols.

The study, which followed more than 2,000 healthy adults between the ages of 18 and 60, found that certain mental functions—including measures of abstract reasoning, mental speed and puzzle-solving—started to dull as early as age 27.

The findings shed light on normal age-related changes in mental function, which could aid in understanding the process of dementia ( ' , 痴呆), according to the researchers.

Most people's minds function at a high level even in their later years, according to researcher Timothy Salthouse.

Declining mental function is often seen as a problem of old age, but certain aspects of brain function actually begin their decline in young adulthood, a new study suggests.

The sword hasn't had a military function for a hundred years, but is still part of an officer's full-dress uniform, precisely because a sword always symbolized "an officer and a gentleman.

But functioning fireplaces remain to this day a powerful selling point in a house or apartment.

The ability to sleep in one chunk (整块时间) overnight goes down as we age but the amount of sleep we need to function well does not change," Dr Drummond told the American Association for the Advancement of Science conference in San Diego.

They record where you are going,how fast you're traveling and whether everything on your airplane is functioning normally.

It ensures the normal functioning of an airplane

Modern airplanes have two black boxes: a voice recorder, which tracks pilots' conversations,and a flight-data recorder, which monitors fuel levels, engine noises and other operating functions that help investigators reconstruct the aircraft's final moments.

"There's a mountain of evidence 34 proving the importance of sex influences at all levels of brain function," he told The Seattle times.

"When people are sleep-deprived, there are higher levels of stress hormones in their bodies which can decrease immune function," says Doctor Felice, of Northwestern University in Chicago.

Breakfast is also associated with improved brain function, including concentration and language use.

Larry Cahill, an American neuroscientist, said the study is an important addition to a growing body of research questioning traditional beliefs about gender and brain function.

Perhaps most exciting is research that suggests that crafts like knitting and crocheting may help to keep off a decline in brain function with age.

The findings shed light on normal age-related changes in mental function, which could aid in understanding the process of dementia, according to the researchers.

The tests are designed to detect subtle changes in mental function, and involve solving puzzles, recalling words and details from stories, and identifying patterns in collections of letters and symbol.

These maker spaces are often outside of classrooms, and are serving an important educational function.

This is evidence that our immune system really doesn't function so well when we age.

Many of its functions have changed greatly.

People physically fit enough to survive over 100 years ultimately give in to diseases such as Alzheimer’s, which affects the mind and cognitive function.

To limit the FAA's functions.

There should be forces in society who should be concerned about the budget, but they shouldn't be functioning simultaneously as doctors, said Dr.

Furthermore, the issue is not just how the team can function more effectively, but how it integrates with the overall organization, or society that it supposes it serves.

Since luxury is a function of scarcity, the children of tomorrow will long for nothing more than intervals of freedom from all the blinking machines, streaming videos and scrolling headlines that leave them feeling empty and too full all at once.

If there was a greater coordination of technology transfer offices within regions and a simultaneous investment in the scale and functions of our graduate schools, universities could, and should, play a key role in positioning the UK for the next growth cycle.

A teacher deserves wide latitude in selecting the method of grading that best promotes learning in her classroom; that is, after all, the prime function of grades.

A simple and consistent set of endings indicates grammatical functions of words.

According to a series of experiments published in the Quarterly Journal of Experimental Psychology by professors Gary Lupyan and Daniel Swignley, the act of using verbal clues to 27 trigger mental pictures helps people function quicker.

A war injury has made his left hand stop functioning, and he has often been in prison.

Hormones are chemicals which are produced by the body to control various body functions.

More generally, the Internet functions as if it were my memory.

Since that first repair job, a broken air-conditioner, a non-functioning washer and a non-toasting toaster have been fixed.

Successful product design takes into consideration a product's function, purpose, shape, form, color, and so on.

The author mentions the functions of science at the beginning of the passage to explain why many writers use science in their works.

They are required to process the food that we eat, to recover from injury and for several other bodily functions.

This function of the Internet is particularly striking when I'm writing; I'm no longer comfortable writing if I'm not connected to the Internet.

Supporters of the theory viewed culture as a collection of integrated parts that work together to keep a society functioning.

Durkheim proposed that religious beliefs functioned to reinforce social solidarity.

An interest in the relationship between the function of society and culture became a major theme in European, and especially British, anthropology.

To sum up: a system of conservation based solely on economic self-interest is hopelessly lopsided It tends to ignore, and thus eventually to eliminate, many elements in the land community that lack commercial value, but that are essential to its healthy functioning.

Moreover, some have been found to have a valuable function in building up soil fertility.

It assumes, falsely, I think, that the economic parts of the biotic clock will function without the uneconomic parts.

The researchers’ argument stems from a simple observation about social influence,with the exception of a few celebrities like Oprah Winfrey-whose outsize presence is primarily a function of media,not interpersonal,influence-even the most influential members of a population simply don’t interact with that many others.

The functioning of the market is based on flexible trends dominated by potential buyers.

The details may be unknowable, but the independence of standard-setters, essential to the proper functioning of capital markets, is being compromised.

The second half of the 20th century saw a collection of geniuses, warriors, entrepreneurs and visionaries labour to create a fabulous machine that could function as a typewriter and printing press, studio and theatre, paintbrush and gallery, piano and radio, the mail as well as the mail carrier.

Laughter does produce short-term changes in the function of the heart and its blood vessels, boosting heart rate and oxygen consumption.

The researchers'argument stems from a simple observation about social influence: with the exception of a few celebrities like Oprah winfrey-whose outsize presence is primarily a function of media, not interpersonal, influence-even the most influential mem

The second half of the 20th century saw a collection of geniuses, warriors, entrepreneurs and visionaries labour to create a fabulous machine that could function as a typewriter and printing press, studio and theatre, paintbrush and gallery, piano and rad

实用场景例句

(figurative)Salary is a function of age and experience.: 工资视乎年龄和经验而定。

Despite the power cuts, the hospital continued to function normally.: 尽管供电中断，医院继续照常运作。

We now have a functioning shower.: 现在我们有一个功能正常的淋浴器。

Many children can't function effectively in large classes.: 许多孩子在大班上课时学习效果不好。

The sofa also functions as a bed.: 这沙发还可当床用。

The hall provided a venue for weddings and other functions.: 大厅给婚礼和其他社会活动提供了场所。

This design aims for harmony of form and function.: 这个设计旨在使形式和功能协调一致。

The function of the heart is to pump blood through the body.: 心脏的功能就是把血液输往全身。

to fulfil/perform a function: 发挥功能

bodily functions (= for example eating, sex, using the toilet): 身体功能

The authorities say the prison is now functioning normally...: 当局称监狱现在运转正常。

Conservation programs cannot function without local support.: 没有地方的支持，自然环境保护项目就无法运作。

On weekdays, one third of the room functions as workspace.: 在工作日，房间的1/3用作办公区域。

Investment is a function of the interest rate.: 投资随着利率的变化而变。

The main function of the merchant banks is to raise capital for industry.: 商业银行的主要职能是为产业融资。

Making copies of those plates for different users is an important function of the library.: 把这些照片复制,供给不同的使用者是该馆的一项重要任务.

The function of the kidneys is to excrete wastes from the body.: 肾的功能是排泄人体里的废物.

An imbalance in certain chemicals leads to disturbances in the brain's function.: 某些化学成分失衡会道致大脑功能的紊乱.

A flat electroencephalogram indicates a loss of brain function.: 平直的脑电图表明脑部功能的丧失.

Each of the bodily organs has its own specific ( al ) function.: 人体每个器官都有它独特的功能.

The government begins to function properly.: 政纲大振.

The function of the stomach is to digest food sufficiently to enable it to pass into the intestine.: 胃的功能是充分消化食物,以便让其进入肠道.

Breathing is an automatic function of the body.: 呼吸是身体的一种无意识的功能.

At present the doctor is giving him daily massages to help restore the function of his limbs.: 目前医生每天在给他按摩,帮助他恢复腿臂的功能.

Some English adverbs function as adjectives.: 有些英语副词起形容词作用.

There were several big Hollywood stars at the function.: 社交聚会上有几位好莱坞大牌明星.

function

词态变化

中文词源

英英释意

英文词源

同义词辨析

考试真题

实用场景例句

考试词汇

频率词汇

分类词汇

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