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单词 contraction
释义
contraction
noun[U]
uk
/kənˈtræk.ʃən/us
/kənˈtræk.ʃən/

contractionnoun[U](REDUCTION)

thefactof somethingbecomingsmallerorshorter:
收缩；缩小；缩短
Coldcausescontraction of themetal.金属遇冷收缩。
The contraction of thismuscleraisesthelowerarm.这块肌肉收缩使下臂抬起。
thefactofbecomingless inamountorquantity:
收缩，缩减
the contraction ofeconomicoutput经济产出的缩减
SMART Vocabulary: related words and phrases
Becoming and making smaller or less
  • abridgment
  • attenuate
  • attenuated
  • attenuating
  • attenuation
  • boil
  • damp
  • falling
  • falling-off
  • foreshorten
  • foreshortened
  • go through the flooridiom
  • haircut
  • rollback
  • runsomeone/somethingdown
  • rundown
  • sag
  • salami slicing
  • shave
  • telescope
See more results »

contractionnoun[U](MUSCLE)

[C]
one of the verystrongand usuallypainfulmovementsof themusclesin thewombthathelptopushthebabyout of the mother'sbodyduring theprocessofbirth:
（妇女分娩时宫内肌肉的）收缩，痉挛；子宫收缩
She washavingregularstrongcontractions every fourminutes.她每4分钟有规律地强烈宫缩1次。
SMART Vocabulary: related words and phrases
Obstetrics: birth
  • antenatally
  • Apgar score
  • B, b
  • birth centre
  • birth partner
  • birth rate
  • bore
  • breech
  • childbearing
  • delivery room
  • hypnobirthing
  • labour
  • maternity suite
  • maternity unit
  • matrescence
  • midwifery
  • newborn
  • preemie
  • rooming-in
  • stillborn
See more results »

contractionnoun[U](WORD)

[C]
ashortformof a word orcombinationof words that is often usedinsteadof thefullforminspokenEnglish:
（英语口语中的）缩略形式
"Won't" is a contraction of "will not".won't 是 will not 的缩略形式。
SMART Vocabulary: related words and phrases
Linguistics: morphology & parts of words
  • -athon
  • -ative
  • affix
  • agglutinate
  • agglutinative
  • analytic
  • combining form
  • derivative
  • ion
  • ism
  • libfix
  • monomorphemic
  • morphological
  • morphology
  • suffix
  • there'd
  • there's
  • trigraph
  • trisyllabic
  • trisyllable
See more results »

Grammar

Apostrophe to show two words have been connected (contraction)
We sometimes connect two words to make one shorter word. We use an apostrophe to show that we have left out one or more letters:…
Contractions
We use contractions (I’m, we’re) in everyday speech and informal writing. Contractions, which are sometimes called ‘short forms’, commonly combine a pronoun or noun and a verb, or a verb and not, in a shorter form. Contractions are usually not appropriate in formal writing.…
(Definition ofcontractionfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

contraction| American Dictionary

contraction
noun[C/U]
us
/kənˈtræk·ʃən/
areductioninsizeoramount:
[C]aneconomiccontraction
[U]Heatdifferencescauserapidexpansionand contraction of thegas.
A contraction is ashorteningof amuscleintentionally, or asudden,unexpected, and oftenpainfulshorteningof amuscle:
[C]voluntary/involuntarycontractions
[U]Contraction of themuscleraisesyourarm.
[C]Researchersthinkoliveoilmayslowstomachcontractions.
grammar
A contraction is also ashortenedformof a word orcombinationof words:
[C]“Can’t” is a contraction of “cannot.”
(Definition ofcontractionfrom theCambridge Academic Content Dictionary© Cambridge University Press)

contraction| Business English

contraction
noun[CorU]
ECONOMICS
uk
/kənˈtrækʃən/us
asituationin which lessmoneyis beingearned,spent, orinvestedin amarketoreconomy:
Michigan'seconomyexperienceda contraction lastyear.
(a) contraction in sthAsharpcontraction in thelabourmarketispredicted.
(Definition ofcontractionfrom theCambridge Business English Dictionary© Cambridge University Press)

Examplesofcontraction

contraction
Experiments evaluating the effects of isoproteronol on tissue removed from the heart at surgery demonstrated initial inhibition ofcontractionwith improvements over time.
From theCambridge English Corpus
The latter is a sequent calculus that needs none of the standard structural rules of weakening,contractionor cut.
From theCambridge English Corpus
This is consistent with thecontractionof the regional system and a reduction in the production of export goods.
From theCambridge English Corpus
Two sequences are equivalent if and only if they admit contractions which have a common dilation.
From theCambridge English Corpus
Thiscontractionoccurs for the macromolecules themselves but is more dramatic in the case of the lattice contacts.
From theCambridge English Corpus
Along the way, we gain detailed insights into the changes that proofs undergo during cut elimination in the presence of weakening andcontraction.
From theCambridge English Corpus
Getting this right can be quite tricky and not doing it may prevent cut orcontractionelimination from succeeding correctly.
From theCambridge English Corpus
This is 2:1 second degree atrioventricular block - every other atrialcontractionis followed by a ventricularcontraction(v).
From theCambridge English Corpus
In this study, the grammatical measure included omissions of articles, prepositions, auxiliary verbs, and contractions, and incorrect usage of word order and negatives.
From theCambridge English Corpus
Shading indicates the degree of pressure exerted on the vessels bycontraction.
From theCambridge English Corpus
Instead of summing up expansions and contractions in extraordinary fiscal periods, we allow the effects of fiscal policy to vary between expansions andcontraction.
From theCambridge English Corpus
That is, based on the test results, it is inappropriate to group expansions andcontractioninto a common regime definition such as extraordinary periods.
From theCambridge English Corpus
Initially water was pumped into the reservoir upstream of thecontractionand allowed to flow through thecontraction.
From theCambridge English Corpus
In particular, the total net flow from the active to the passive vertices is the same before and after thecontraction.
From theCambridge English Corpus
Then we derive the typing rules of the catch and throw operators: they correspond respectively to rightcontractionand weakening rules of classical natural deduction.
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.
#https://dictionary.cambridge.org//dictionary/english/contraction##
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更新时间：2025/3/10 13:05:21