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单词 operation
释义
operation
noun
uk
/ˌɒp.ərˈeɪ.ʃən/us
/ˌɑː.pəˈreɪ.ʃən/

operationnoun(WORK)

C1[U]
thefactofoperatingor beingactive:
运作，实施，工作
There are severalreactorsof thetypeinoperation(=working)at themoment.目前有几个这样的反应堆在工作。
Weexpectthe newsystemforassessingclaimstocome intooperation(=startworking)early nextyear.我们预计明年初施行核定索赔的新方案。
[U]
the way thatpartsof amachineorsystemworktogether, or theprocessof makingpartsof amachineorsystemworktogether
（机器或系统的）运作，运行，运转；（对机器或系统的）操作，使用
C1[C]
abusinessorganization:
企业
Lessprofitablebusinessoperations will havedifficultyinfindingfinancialsupport.盈利较少的企业将很难得到财政资助。
C1[C]
anactivitythat isplannedtoachievesomething:
（有目的的）活动，行动
amilitary/peacekeepingoperation.军事／维和行动
Following theearthquake, a large-scalerescueoperation waslaunched.地震后发起了一场大规模的救援行动。
[+ to infinitive]The operationtoflyinsupplieswillbeginassoonaspossible.向这里空运补给品的行动会尽快展开。
More examples
  • Therescueoperation has beencomplicatedbybadweather.
  • We need tolookat thelogisticsof thewholeaidoperation.
  • Theymountedasalvageoperation after thefire.
  • Startingyourownbusinesscan be ariskyoperation.
  • They'rewindingdowntheiroperationsabroadbecause they'relosingmoney.
SMART Vocabulary: related words and phrases
Machines - Functioning
  • action
  • actuator
  • asthmatically
  • deactivation
  • engaged
  • firesomeoneup
  • function assomething/someone
  • functional
  • functionality
  • functioning
  • in commissionidiom
  • operate
  • operational
  • order
  • power
  • reset
  • self-driving
  • start
  • start (something) up
  • tick over
See more results »

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

Performing a function
Enterprises
Acting and acts

operationnoun(MEDICAL PROCESS)

B1[C]
(UKinformalop)
anoccasionwhen adoctorcutsabodyformedicalreasonsinordertorepair,remove, orreplaceanunhealthyordamagedpart:
手术
amajor/minor/routineoperation大／小／常规手术
anabdominal/cataract/transplantoperation腹部／白内障／移植手术
He has tohavean operationonhisshoulder.他的肩部必须做个手术。
[+ to infinitive]We willknowin acoupleofdaysif the operationtorestorehersightwassuccessful.几天后我们就能知道她恢复视力的手术是否成功。
More examples
  • Thehospitalhas a two-yearwaitinglistforminoroperations.
  • The child'sparentsorguardiansmust givetheirconsentbefore she has the operation.
  • After the operation thewoundbecameinfected.
  • The operationinvolvesputting asmalltubeintoyourheart.
  • The operation must becarriedout understerileconditions.
SMART Vocabulary: related words and phrases
Medical treatment: surgery
  • a nip and tuckidiom
  • ablate
  • adrenalectomy
  • amputation
  • amputee
  • anaesthesiology
  • anaesthetize
  • implantable
  • implantation
  • incision
  • interoperative
  • intraoperative
  • knife
  • laughing gas
  • sex change
  • sex reassignment surgery
  • snip
  • splenectomy
  • spreader
  • transfusion
See more results »

operationnoun(MATHEMATICS)

[C]mathematicsspecialized
amathematicalprocess, such asaddition, in which one set ofnumbersisproducedfrom another
（数学）运算
SMART Vocabulary: related words and phrases
Calculations & calculating
  • algebraic
  • algebraically
  • algo
  • algorithmic
  • amount
  • calculate
  • calculator
  • formula
  • guesstimate
  • interpolate
  • matrix
  • miscalculation
  • multigrid
  • multigroup
  • multipole
  • non-commutative
  • number-crunching
  • QED
  • root
  • triangulation
See more results »
(Definition ofoperationfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

operation| American Dictionary

operation
noun
us
/ˌɑp·əˈreɪ·ʃən/

operationnoun(MATHEMATICS)

[C]mathematics
amathematicalprocess, such asaddition, in which one set ofnumbersisproducedfrom another

operationnoun(MEDICAL PROCESS)

[C]
amedicalprocessin whichdoctorscutabodyopeninordertorepair,remove, orreplaceanunhealthyordamagedpart:
Sheunderwenta six-houropen-heartoperation.

operationnoun(WORK)

[C/U]
anactorprocessofworking, doing something, being inaction, or having aneffect:
[U]Severalprintingpressesare in operation(=working)at themoment.
[C]Setting amousetrapis adelicateoperation(=actof doing something).
[C/U]
An operation is also anactivityplannedtoachievesomething:
[C]arescueoperation
(Definition ofoperationfrom theCambridge Academic Content Dictionary© Cambridge University Press)

operation| Business English

operation
noun
uk
/ˌɒpərˈeɪʃən/us
[U]
thefactofoperatingor beingactive:
come into/begin operationWeexpectthe newprocedureto come into operation early nextyear.
be out of/cease operationThecompanywasfacingacourtordertoceaseoperation.
Theconstructionworkwill notaffecttheday-to-dayoperationof thecompany.
in operationThere are severalreactorsof thistypein operation at themoment.
Wehopeto beincommercialoperationwithin threemonths.
Thefirmis initsthirdyearof operation.
[C]
abusinessorganization:
Lessprofitablebusinessoperationswill havedifficultyfindingfinancialsupport.
abanking/retail/manufacturingoperation
We cancapturecarbonemissionsatpowerplants,oilrefineries, and cement-making operations.
The group'sprofitsfell,despitea goodperformancefromitsoverseasoperations.
operations[U]
MANAGEMENT
theactivitiesinvolvedin acompanyproducinggoodsordeliveringservices:
Maryhandlesoperations andtravelplanning.
head/director of operationsHe isdirectorof operations for arecruitmentagency.
Theoperationsdepartmentisresponsibleforensuringacompanyoperatesasefficientlyandeconomicallyaspossible.
[C]
anactivitywhich isplannedtoachievesomething:
an operation to do sthThepolicehavelaunchedan operation topreventthesaleofpiratedsoftware.
Arescueoperationtosavethe country'slargestbankisunderway.
acost-cuttingoperation.
amilitary/peacekeepingoperation
[U]
the way thatpartsof amachineworktogether, or theprocessof makingpartsof amachineorsystemworktogether:
Teamwork isessentialtoensurethesmoothoperation of thedepartment.
Open themachineandcheckthe operation of thelockingmechanism.

See also

holding operation
materials, repair, operation
(Definition ofoperationfrom theCambridge Business English Dictionary© Cambridge University Press)

Examplesofoperation

operation
This condition thus permitted us to measure the influence of performing two mental operations on the storage abilities of the children.
From theCambridge English Corpus
Another building block for such planning operations in the brain may be the type of short-term memory in which the prefrontal cortex is involved.
From theCambridge English Corpus
In contrast, action planning is an off-lineoperation, planning future actions in accordance with expected and/or intended future events.
From theCambridge English Corpus
Thisoperationtakes a minimal tree as input and returns the mirror image of that tree as output, preserving hierarchical relations.
From theCambridge English Corpus
Atoperationthe grossly regurgitant left-sided morphologically tricuspid valve was replaced by a "top-hat" inverted aortic valve homograft.
From theCambridge English Corpus
Time-dependent characterization of the output radiation in a far-field zone was obtained for both free-running and injection-controlledoperationwith an unstable resonator 1 cavity.
From theCambridge English Corpus
Simulation results show that the developed robotic deburring system significantly improves the accuracy of the deburringoperation.
From theCambridge English Corpus
It stressed the lawfuloperationof the universe under a providential order.
From theCambridge English Corpus
Technical failures, together with the clumsiness and indiscretion of its agents, wrecked operations with surprising frequency.
From theCambridge English Corpus
They resulted from the reflection on the possibilities of acting with certain material means; not of symbolic operations, but with those of technical operations.
From theCambridge English Corpus
Therefore, the system should be trained for several periods before performing the actual task for preciseoperation.
From theCambridge English Corpus
The search tasks, in which participants are assumed to perform operations in parallel on a single visual display are also used for the same purpose.
From theCambridge English Corpus
The great majority of the female subjects and virtually all of the male subjects would undergo theoperationagain.
From theCambridge English Corpus
Left-adjunction is anoperationtypically used in the syntax for the organization of phrases.
From theCambridge English Corpus
The latteroperationis called the 'sparking' of parallelism and is used in different variants in many parallel languages.
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.

Collocationswithoperation

operation

These are words often used in combination withoperation.

Click on a collocation to see more examples of it.

agricultural operation
It is anagriculturaloperation—intensive livestock farming standing on its own as anagriculturaloperation.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
airlift operations
Their skills could be used for airlift operations in the event of a major emergency.
From the
Hansard archive
Example from the Hansard archive. Contains Parliamentary information licensed under theOpen Parliament Licence v3.0
amphibious operation
On the 28th, she began preparing for anotheramphibiousoperation.
From
Wikipedia
Creatives commons iconThis example is from Wikipedia and may be reused under a CC BY-SA license.
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/operation##
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更新时间：2025/2/10 20:44:48