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单词拼写：
function
音标发音：
[ˈfʌŋkʃ(ə)n][ˈfʌŋkʃ(ə)n]
词性词义：
n.[计]功能；[数]函数；[管理]职责；盛大的集会
速记技巧：
词源记忆法
拆：
大多数同学应该都见过如下表达式：y=f(x)。其中的f就等于function，表示函数的意思。函数在这个等式中具有非常重要的作用，因为它代表了一种数学计算模型和解决的特定问题。
记：
于是我们就把这种决定某种数学模型和解决特定问题的东西就叫做f=function的功能。
英英释义：
Noun:
1.(mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function)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
短语词组：
abuse one's function滥用职权
attend a function出席社交聚会
discharge one's function尽职
exercise〔fulfil〕 function行使职责
impair〔increase〕 the function削弱〔提高〕功能
perform〔serve〕 function起作用
civic〔governmental〕 function公民〔政府〕的职责
important function重大作用
leading function主要职责
organic function器官的功能
periodic function周期函数
primary function首要任务
public function公务
supreme function至高无上的任务
useful function有益的作用
vital function生命机能
immunity function免疫功能
function word功能词
function of art艺术的作用
记忆技巧：
funct 活动 + -ion 行为,状态
同义词辨析：
obligation commitment duty function responsibility【导航词义：义务，责任】
obligationn.义务，责任
〔辨析〕
指法规、合同等规定的该做或不该做的事，含强制之意；也指因诺言、誓言等而必须要做的事。
〔例证〕
Employees are under no obligation to buy any products from their own company.
员工没有义务购买本公司生产的产品。
They have to fulfil the obligations imposed on them by the treaties.
他们不得不履行条约规定的义务。
He kept the secret for her out of a sense of obligation.
他出于责任感而替她保守秘密。
In fact, greater resources are needed to meet these obligations.
事实上，履行这些义务需要更多的财力。
commitmentn.承诺；承诺之事
〔辨析〕
指会去做某事的保证或保证去做的事情。
〔例证〕
The company made a commitment to quality.
该公司对质量作出承诺。
88 percent of respondents said marriage should be a lifelong commit-ment.
88%的受访者表示婚姻应该是一辈子的承诺。
She's got a lot of commitments.
她作出了多项承诺。
dutyn.责任，义务
〔辨析〕
指在道义或法律上应尽的本分，强调自觉性；也指工作职责，此时通常用复数。
〔例证〕
He feels it is his duty to help his neighbors.
他觉得帮助邻居是他的责任。
She was brought up to have a strong sense of moral duty.
她从小就被教育要有强烈的道德责任感。
Never forget your duty to your motherland.
切勿忘记你对祖国应尽的义务。
His duties included sweeping the lawn.
他的职责包括清理草坪。
functionn.职责，职能
〔辨析〕
指某人的工作职责或某事物的职能或功用。
〔例证〕
Are you ready to perform your functions in your new job?
你准备好在新的工作岗位上履行职责了吗？
What's the function of this newly founded department?
这个新成立的部门的职能是什么？
responsibilityn.责任，义务
〔辨析〕
指管控某人或某事物的责任、对不良事件所负的责任或工作职责，强调对他人的责任。
〔例证〕
Generally speaking, a promotion means higher salary and more responsibility.
一般而言，升职意味着更多的薪水和更大的责任。
It's your responsibility to inform them of any changes.
如有任何变动，你有责任通知他们。
Who should accept full responsibility for the political crisis?
谁应该为这场政治危机负全责？
Her responsibilities include handing out brochures and answering the phone.
她的职责包括分发宣传册和接听电话。
双语例句：
1.The interior is often divided with plywood walls, especially useful when the containers function as hotel rooms.
内部经常用胶合板墙隔开，当集装箱被用作旅馆客房时，这样尤其是有用的。
2.As you can see, a screen is called similarly to a regular function, in fact, screens, like functions, can return values.
正如你所看到的，对屏幕的调用和对一般函数的调用类似，事实上，和函数一样，屏幕也能够返回值。
3.Plug is one of the key deformation tools in cross piercing. Its function is turning a solid bar into a hollow bloom.
顶头是斜轧穿孔主要的变形工具之一，其作用是将实心管坯穿轧成一定壁厚的空心毛管。
4.Uniforms tell the world that the person who wears one has no value as an individual but only lives to function as a part of a whole.
制服能告诉人们，穿制服的人没有作为一个个体的价值，他的存在不过是为了构成某个整体的一部分。
5.The 2nd, the ensue sex that industrial capital must maintain form of function of avery kind of to go up in time.
第二，产业资本必须保持每一种职能形式在时间上的继起性。
6.The decreasing character of a function with negative derivative can be proved by an analogous argument.
负导数函数具有递减性的证明完全类似。
7.An HRESULT error can be returned to native code when a runtime-implemented COM interface function is called.
当调用运行时实现的COM接口函数时，可能会向本机代码返回一条HRESULT错误。
8.Since the identity element of a monoid is unique, one can alternately define the identity function on M to be this identity element.
因为么半群的单位元是唯一的，可以以M上的单位元来替代其恒等函数的定义。
9.For me, loving you and your life has never been a function of what you do or don't do, have or don't have, are or are not.
对我来说，爱你及你的生活从不是因为你做了什么或没做什么，拥有什么或没有什么，是谁或不是谁。
10.It remains to be seen if the apparent change in Schumacher's duties has anything to do with a possible function within the FIA.
对于舒马赫的职务问题现在还不能下定论，因为还需要看FIA是否有可能给他安排工作。
全部四级六级高考考研例句：
They function quite well even in old age.
出自-2016年6月阅读原文
Their functioning is still a puzzle to be solved.
出自-2016年6月阅读原文
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.
出自-2016年6月阅读原文
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.
出自-2016年6月阅读原文
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.
出自-2016年6月阅读原文
Most people's minds function at a high level even in their later years, according to researcher Timothy Salthouse.
出自-2016年6月阅读原文
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.
出自-2016年6月阅读原文
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.
出自-2014年6月阅读原文
But functioning fireplaces remain to this day a powerful selling point in a house or apartment.
出自-2014年6月阅读原文
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.
出自-2011年6月阅读原文
They record where you are going,how fast you're traveling and whether everything on your airplane is functioning normally.
出自-2010年6月阅读原文
It ensures the normal functioning of an airplane
出自-2010年6月阅读原文
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.
出自-2010年6月阅读原文
"There's a mountain of evidence 34 proving the importance of sex influences at all levels of brain function," he told The Seattle times.
2016年12月四级真题（第一套）阅读 section A
"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.
2016年6月四级真题（第一套）听力 Section C
Breakfast is also associated with improved brain function, including concentration and language use.
2019年12月四级真题（第三套）阅读 Section B
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.
2016年12月四级真题（第一套）阅读 Section A
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.
2017年12月四级真题（第三套）阅读 Section B
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.
2016年6月四级真题（第一套）阅读 Section C
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.
2016年6月四级真题（第一套）阅读 Section C
These maker spaces are often outside of classrooms, and are serving an important educational function.
2019年6月四级真题（第三套）阅读 Section B
This is evidence that our immune system really doesn't function so well when we age.
2019年6月四级真题（第一套）听力 Section C
本文参考文献：
1 http://www.mcb5.cn/study
2 http://www.mcb5.cn/man
3 http://www.mcb5.cn/author
4 http://www.mcb5.cn/call
5 http://www.mcb5.cn/home
6 http://www.mcb5.cn/paragraph
7 http://www.mcb5.cn/back
8 http://www.mcb5.cn/start
9 http://www.mcb5.cn/old
10 http://www.mcb5.cn/find
11 http://www.mcb5.cn/difference
12 http://www.mcb5.cn/before
13 http://www.mcb5.cn/woman
14 http://www.mcb5.cn/real
15 http://www.mcb5.cn/place
16 http://www.mcb5.cn/down
17 http://www.mcb5.cn/last
18 http://www.mcb5.cn/keep
19 http://www.mcb5.cn/great
20 http://www.mcb5.cn/something
核心重点高频常考单词-function的发音/词性词义/用法/同近反义词/记忆法/词根词缀/高级替换词/中英文例句-秒词邦免费背单词赚钱微信小程序
单词拼写：
function
音标发音：
[ˈfʌŋkʃ(ə)n][ˈfʌŋkʃ(ə)n]
词性词义：
n.[计]功能；[数]函数；[管理]职责；盛大的集会
速记技巧：
词源记忆法
拆：
大多数同学应该都见过如下表达式：y=f(x)。其中的f就等于function，表示函数的意思。函数在这个等式中具有非常重要的作用，因为它代表了一种数学计算模型和解决的特定问题。
记：
于是我们就把这种决定某种数学模型和解决特定问题的东西就叫做f=function的功能。
英英释义：
Noun:
1.(mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function)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
短语词组：
abuse one's function滥用职权
attend a function出席社交聚会
discharge one's function尽职
exercise〔fulfil〕 function行使职责
impair〔increase〕 the function削弱〔提高〕功能
perform〔serve〕 function起作用
civic〔governmental〕 function公民〔政府〕的职责
important function重大作用
leading function主要职责
organic function器官的功能
periodic function周期函数
primary function首要任务
public function公务
supreme function至高无上的任务
useful function有益的作用
vital function生命机能
immunity function免疫功能
function word功能词
function of art艺术的作用
记忆技巧：
funct 活动 + -ion 行为,状态
同义词辨析：
obligation commitment duty function responsibility【导航词义：义务，责任】
obligationn.义务，责任
〔辨析〕
指法规、合同等规定的该做或不该做的事，含强制之意；也指因诺言、誓言等而必须要做的事。
〔例证〕
Employees are under no obligation to buy any products from their own company.
员工没有义务购买本公司生产的产品。
They have to fulfil the obligations imposed on them by the treaties.
他们不得不履行条约规定的义务。
He kept the secret for her out of a sense of obligation.
他出于责任感而替她保守秘密。
In fact, greater resources are needed to meet these obligations.
事实上，履行这些义务需要更多的财力。
commitmentn.承诺；承诺之事
〔辨析〕
指会去做某事的保证或保证去做的事情。
〔例证〕
The company made a commitment to quality.
该公司对质量作出承诺。
88 percent of respondents said marriage should be a lifelong commit-ment.
88%的受访者表示婚姻应该是一辈子的承诺。
She's got a lot of commitments.
她作出了多项承诺。
dutyn.责任，义务
〔辨析〕
指在道义或法律上应尽的本分，强调自觉性；也指工作职责，此时通常用复数。
〔例证〕
He feels it is his duty to help his neighbors.
他觉得帮助邻居是他的责任。
She was brought up to have a strong sense of moral duty.
她从小就被教育要有强烈的道德责任感。
Never forget your duty to your motherland.
切勿忘记你对祖国应尽的义务。
His duties included sweeping the lawn.
他的职责包括清理草坪。
functionn.职责，职能
〔辨析〕
指某人的工作职责或某事物的职能或功用。
〔例证〕
Are you ready to perform your functions in your new job?
你准备好在新的工作岗位上履行职责了吗？
What's the function of this newly founded department?
这个新成立的部门的职能是什么？
responsibilityn.责任，义务
〔辨析〕
指管控某人或某事物的责任、对不良事件所负的责任或工作职责，强调对他人的责任。
〔例证〕
Generally speaking, a promotion means higher salary and more responsibility.
一般而言，升职意味着更多的薪水和更大的责任。
It's your responsibility to inform them of any changes.
如有任何变动，你有责任通知他们。
Who should accept full responsibility for the political crisis?
谁应该为这场政治危机负全责？
Her responsibilities include handing out brochures and answering the phone.
她的职责包括分发宣传册和接听电话。
双语例句：
1.The interior is often divided with plywood walls, especially useful when the containers function as hotel rooms.
内部经常用胶合板墙隔开，当集装箱被用作旅馆客房时，这样尤其是有用的。
2.As you can see, a screen is called similarly to a regular function, in fact, screens, like functions, can return values.
正如你所看到的，对屏幕的调用和对一般函数的调用类似，事实上，和函数一样，屏幕也能够返回值。
3.Plug is one of the key deformation tools in cross piercing. Its function is turning a solid bar into a hollow bloom.
顶头是斜轧穿孔主要的变形工具之一，其作用是将实心管坯穿轧成一定壁厚的空心毛管。
4.Uniforms tell the world that the person who wears one has no value as an individual but only lives to function as a part of a whole.
制服能告诉人们，穿制服的人没有作为一个个体的价值，他的存在不过是为了构成某个整体的一部分。
5.The 2nd, the ensue sex that industrial capital must maintain form of function of avery kind of to go up in time.
第二，产业资本必须保持每一种职能形式在时间上的继起性。
6.The decreasing character of a function with negative derivative can be proved by an analogous argument.
负导数函数具有递减性的证明完全类似。
7.An HRESULT error can be returned to native code when a runtime-implemented COM interface function is called.
当调用运行时实现的COM接口函数时，可能会向本机代码返回一条HRESULT错误。
8.Since the identity element of a monoid is unique, one can alternately define the identity function on M to be this identity element.
因为么半群的单位元是唯一的，可以以M上的单位元来替代其恒等函数的定义。
9.For me, loving you and your life has never been a function of what you do or don't do, have or don't have, are or are not.
对我来说，爱你及你的生活从不是因为你做了什么或没做什么，拥有什么或没有什么，是谁或不是谁。
10.It remains to be seen if the apparent change in Schumacher's duties has anything to do with a possible function within the FIA.
对于舒马赫的职务问题现在还不能下定论，因为还需要看FIA是否有可能给他安排工作。
全部四级六级高考考研例句：
They function quite well even in old age.
出自-2016年6月阅读原文
Their functioning is still a puzzle to be solved.
出自-2016年6月阅读原文
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.
出自-2016年6月阅读原文
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.
出自-2016年6月阅读原文
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.
出自-2016年6月阅读原文
Most people's minds function at a high level even in their later years, according to researcher Timothy Salthouse.
出自-2016年6月阅读原文
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.
出自-2016年6月阅读原文
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.
出自-2014年6月阅读原文
But functioning fireplaces remain to this day a powerful selling point in a house or apartment.
出自-2014年6月阅读原文
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.
出自-2011年6月阅读原文
They record where you are going,how fast you're traveling and whether everything on your airplane is functioning normally.
出自-2010年6月阅读原文
It ensures the normal functioning of an airplane
出自-2010年6月阅读原文
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.
出自-2010年6月阅读原文
"There's a mountain of evidence 34 proving the importance of sex influences at all levels of brain function," he told The Seattle times.
2016年12月四级真题（第一套）阅读 section A
"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.
2016年6月四级真题（第一套）听力 Section C
Breakfast is also associated with improved brain function, including concentration and language use.
2019年12月四级真题（第三套）阅读 Section B
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.
2016年12月四级真题（第一套）阅读 Section A
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.
2017年12月四级真题（第三套）阅读 Section B
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.
2016年6月四级真题（第一套）阅读 Section C
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.
2016年6月四级真题（第一套）阅读 Section C
These maker spaces are often outside of classrooms, and are serving an important educational function.
2019年6月四级真题（第三套）阅读 Section B
This is evidence that our immune system really doesn't function so well when we age.
2019年6月四级真题（第一套）听力 Section C
本文参考文献：
1 http://www.mcb5.cn/study
2 http://www.mcb5.cn/man
3 http://www.mcb5.cn/author
4 http://www.mcb5.cn/call
5 http://www.mcb5.cn/home
6 http://www.mcb5.cn/paragraph
7 http://www.mcb5.cn/back
8 http://www.mcb5.cn/start
9 http://www.mcb5.cn/old
10 http://www.mcb5.cn/find
11 http://www.mcb5.cn/difference
12 http://www.mcb5.cn/before
13 http://www.mcb5.cn/woman
14 http://www.mcb5.cn/real
15 http://www.mcb5.cn/place
16 http://www.mcb5.cn/down
17 http://www.mcb5.cn/last
18 http://www.mcb5.cn/keep
19 http://www.mcb5.cn/great
20 http://www.mcb5.cn/something
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