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单词 extension
释义
extension
noun
uk
/ɪkˈsten.ʃən/us
/ɪkˈsten.ʃən/

extensionnoun(REACH)

B2[CorU]
thefactofreaching,stretching, orcontinuing; theactofaddingto something inorderto make itbiggerorlonger:
伸展；延伸
Martin Luther King, Jr,campaignedfor the extensionofcivilrightsto(= for them toinclude)blackpeople.小马丁‧路德‧金发起了为黑人争取公民权利的运动。
The extension(=increasing)ofpolicepowersin theprovincehas beenheavilycriticized.在该省增加警力的做法遭到了严厉抨击。
Hisreportcontainedseriouscriticismsof thefinancedirector, and,byextension(=therefore), of theentireboardofmanagement.他的报告对财务总监进行了严厉批评，进而又涉及到了整个管理委员会。
Thearticleis an extensionof(=takesfurther)theideasProfessor Foxdevelopedin anearlierbook.这篇文章进一步发展了福克斯教授在先前出版的著作中阐述的观点。
I'veappliedfor an extensiontomyvisa(=askedfor it to lastlonger).我已经申请将签证延期。
They arehopingto get an extensionoftheirloan(= to be given alongerperiodoftimein which topayit back).他们希望能够将贷款期限延长。
More examples
  • Theplannedextension to themotorwaynear London is going tocostover £4 million.
  • Thebossisrefusingtoletus have any extension on thedeadlinefor thisjob.
  • The newjobwouldinvolveasignificantextension toyourcurrentareaofresponsibility.
  • Thecompanywasgrantedan extensionallowingit tocontinueusing theoldtrainsfor afurtherthreemonths.
  • After three extensions to hisjobcontract, he was told they would not berenewingit again.
SMART Vocabulary: related words and phrases
Becoming bigger
  • accrete
  • accrue
  • anti-growth
  • bell
  • billow
  • bump
  • elongate
  • engorged
  • enlarge
  • enlargement
  • expansion
  • oak
  • pile
  • puff up
  • putsomethingon
  • regenerate
  • scalability
  • scalable
  • shoot
  • stretch
See more results »

You can also find related words, phrases, and synonyms in the topics:

Augmenting and supplementing

extensionnoun(PHONE)

B2[C]
any of two or morephonesin the samehousethatsharethe samenumber, or any of anumberofphonesconnectedto aswitchboardin alargebuildingsuch as anoffice:
（共享一个号码的）电话分机；（号码不同的）电话分机
We have an extension inourbedroom.我们在卧室安了一部分机。
When youcall,askfor extension 3276.打电话时，让总机转分机3276。
SMART Vocabulary: related words and phrases
Communications - telephone equipment
  • answering machine
  • blower
  • brick
  • burner
  • call box
  • caller ID
  • cell phone
  • device
  • dumbphone
  • phablet
  • platform
  • powerbank
  • sim
  • SIM card
  • smartphone
  • speakerphone
  • switchboard
  • telephone
  • telephone booth
  • telephone exchange
See more results »

extensionnoun(COMPUTER)

[C]
the lastpartof thenameof acomputerfile, which comes after a (.) andshowswhattypeoffileit is
扩展名（电脑文件名的最后一部分，用于区分文件种类）
SMART Vocabulary: related words and phrases
Computer concepts
  • 3-D printing
  • adaptive learning
  • additive manufacturing
  • addy
  • aeroplane mode
  • backup
  • bulletin board
  • capture
  • configuration
  • importation
  • information age
  • information security
  • information superhighway
  • infosec
  • scan
  • transcode
  • transcoding
  • Trojan horse
  • tuple
  • Turing Machine
See more results »

extensionnoun(HAIR)

[Cusually plural]
(alsohair extension)
alongpieceofhairthat isaddedto a person's ownhairinorderto make thehairlonger
（为创造长发效果而织入头发的）一段假发
SMART Vocabulary: related words and phrases
Hair
  • anti-dandruff
  • as bald as a cootphrase
  • baldness
  • baldy
  • bedhead
  • curl
  • five o'clock shadow
  • frizzle
  • frizzy
  • fuzzy
  • goatee
  • lank
  • mane
  • muttonchops
  • rug
  • scurf
  • slaphead
  • walrus moustache
  • waxed
  • wig
See more results »

extensionnoun(BUILDING)

[C]UK
(USaddition)
a newpartaddedto ahouseor otherbuilding:
扩建部分
We'rebuildingan extensionto/onourhouse.我们正在对房子进行扩建。
Thesaurus: synonyms, antonyms, and examples
something that is added
  • additionBlueberries make a delicious addition to your smoothies.
  • additionUSThe addition doesn't match the old part of the house.
  • extensionUKThey're building a new extension.
  • add-onYou can install add-ons such as toolbars and ad blockers to this browser.
  • accessoryYou can buy various accessories for your phone.
  • attachmentThe tool comes with useful cutting attachments.
See more results »
picture of extension
Andrew_Howe/E+/GettyImages
SMART Vocabulary: related words and phrases
Parts of buildings in general
  • addition
  • annex
  • annexe
  • downstairs
  • elevation
  • façade
  • foundation
  • frontage
  • Juliet balcony
  • man cave
  • multi-chambered
  • organ loft
  • superstructure
  • wing
extension
adjective[only before noun]
education
uk
/ɪkˈsten.ʃən/us
/ɪkˈsten.ʃən/
intendedtosupportstudents'learningby making themtrydifferent or moredifficultthings in addition totheirbasicwork:
（学生作业）延展性的，难度更高的，范围更广的
Thebookincludeslessonplansand extensionactivities.这本书包括课堂计划和延展性活动。
US
(UKextramural)
offeredby auniversitytopeoplewho are notstudyingfor adegreethere :
（尤指学院或大学）对校外学生提供课程的；为非在校生而设的
extensionclasses/courses对校外学生开设的课程
SMART Vocabulary: related words and phrases
Learning & knowing
  • absorptive capacity
  • academy
  • acquire
  • acquisition
  • assimilate
  • autodidact
  • familiar
  • journey
  • non-academic
  • non-library
  • onboard
  • onboarding
  • outlearn
  • shadow
  • sit
  • uncultivated
  • uncultured
  • unlearnable
  • unteachable
  • upskill
See more results »

You can also find related words, phrases, and synonyms in the topics:

Classes & courses
(Definition ofextensionfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

extension| American Dictionary

extension
noun
us
/ɪkˈsten·ʃən/

extensionnoun(PHONE)

[C]
(abbreviationext.)
any of two or moretelephonesin the samehousethatsharethe samenumber:
We have an extension inourbedroom.
[C]
(abbreviationext.)
An extension is also any of thetelephonesconnectedto acentralsystem,esp. in abusiness.

extensionnoun(ADDITION)

[C/U]
anamountby which something isincreased, or somethingaddedto somethingelse:
acontractextension
Iappliedfor an extension to myvisa.
[C]We’rebuildingan extension onourhousetoenlargethekitchen.
(Definition ofextensionfrom theCambridge Academic Content Dictionary© Cambridge University Press)

extension| Business English

extension
noun
uk
/ɪkˈstenʃən/us
[CorU]
anincreasein theperiodoftimeduring which something iseffective:
grant/offer/receive an extensionWhen itfailedtomeetthedeadline, thecompanywasgrantedan extension.
a three-month/two-year, etc. extension
extension to sthThecompanyhasnegotiatedan extension to thedeadlineforits£275 million cash-and-paperoffer,originallyexpectedtomorrow.
[CorU]
thefactof giving orofferingsomething to someone:
Thischeap,availablemoneyledto the extension ofcreditaround theworld.
[C]COMMUNICATIONS
(abbreviationext.);(abbreviationxtn)
one of thephonesin alargebuildingthat havetheirownnumbersand areconnectedto aswitchboard(= apieceofequipmentused todirectallphonecalls):
Please give me acallback at extension 1247.
Can you put me through toJanRobert's extension,please?
[CorU]
anincreasein thesizeorrangeof something:
MostbanksarerecognizingthatcustomersviewInternetbankingas an extension ofexistingservices.
We arecommittedto the extension of thistaxcredittocoverallchildrenbornafterApril2010.
Theengineershavebegunworkingon an extension of thecanal.
[C]IT
the lastpartof thenameof acomputerfile, which comes after adot(.), andshowswhattypeoffileit is:
Besuretoleavethefileextensionunchanged.
[C]UK
(USaddition)
a newpartthat isaddedonto abuilding:
Thebanksyndicatewillfinancea $460 million extension to thecarfactory.

See also

brand extension
(Definition ofextensionfrom theCambridge Business English Dictionary© Cambridge University Press)

Examplesofextension

extension
A possibleextensionof the method was also presented which takes into account qualitative sur face height information.
From theCambridge English Corpus
It provides an example of evaluating, from diagnosis toextension, on-far m soil fertility research in rainfed lowland rice.
From theCambridge English Corpus
To be sure, it is anextensionof ordinary usage to use 'duty' here, but analytically it is correct.
From theCambridge English Corpus
The generatingextensiontakes the values classified as static as parameters and returns the source program specialized with respect to these values.
From theCambridge English Corpus
Oneextensionof this point returns us to the issue of institutional structures within civil society.
From theCambridge English Corpus
For example, a no boundaryextensionrule would result in more accurate representations but in less predictive coverage.
From theCambridge English Corpus
At the unfolding force, theextensionof the molecule remained constant until the unfolding, at which time theextensionsuddenly increased by y18 nm.
From theCambridge English Corpus
The surface stresses (tensions) are functions of the localextensionratios, which depend on the global deformation of the membrane.
From theCambridge English Corpus
The search took over five years of effort and co-operation by research,extension, growers and fabric manufacturers.
From theCambridge English Corpus
Most applications of symbolic dynamics to dynamical systems use a totally disconnectedextensionwhich does not come from a closed cover.
From theCambridge English Corpus
However, theextensionof this argument for also incorporating estimation of error functionals is straightforward.
From theCambridge English Corpus
This statement is true, but defining anextensionof the simplified system is not a matter of straightforward substitution.
From theCambridge English Corpus
This mixing of source material from two languages suggests that loan translation and, byextension, all structural borrowing should receive theoretical treatment together with codeswitching.
From theCambridge English Corpus
Theextensionto multiple intervals is feasible, although it would be tedious and is unlikely to increase our understanding of interval mapping.
From theCambridge English Corpus
In this case, radicleextensionalso took place early during incubation, but inside the seed, enabling the radicle to find the hole for visible protrusion.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

Collocationswithextension

extension

These are words often used in combination withextension.

Click on a collocation to see more examples of it.

agricultural extension
Mapping the road for voluntary change: partnerships inagriculturalextension.
From theCambridge English Corpus
automatic extension
These define an automatic extension of a model to include the additional relationships discussed above (this saves the ontology designer from adding these manually).
From theCambridge English Corpus
contract extension
It had requested a 40-weekcontractextensionto reflect extra design work caused by the lack of technical information.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/extension##
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更新时间：2024/12/27 4:51:30