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单词 approximation
释义
approximation
noun[C]
formal
uk
/əˌprɒk.sɪˈmeɪ.ʃən/us
/əˌprɑːk.səˈmeɪ.ʃən/
aguessof anumberthat is notexactbut that isclose:
粗略估计；近似值
Could you give me aroughapproximationofhow manypeoplewill be coming?你能告诉我要来的大概人数吗？
What he saidboreno approximationwhatsoevertothetruth(= was not at all like thetruth).他的说法跟实际情况风马牛不相及。
SMART Vocabulary: related words and phrases
Guesses and assumptions
  • a shot in the darkidiom
  • assumption
  • bet
  • conjecture
  • counterfactual
  • educated guess
  • estimate
  • estimation
  • guess
  • overestimate
  • overestimation
  • preception
  • preconception
  • presumption
  • proposition
  • sneaking
  • speculation
  • speculatively
  • supposition
  • surmise
See more results »

Grammar

Approximations (around four o’clock)
When we speak, we often try not to be too exact or factual because it can sound very direct. As a result, we add expressions to make what we say more approximate or vague.…
(Definition ofapproximationfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

approximation| Business English

approximation
noun[C,usually singular]
uk
/əˌprɒksɪˈmeɪʃən/us
afigurethat iscloseto aparticularnumberortimebut notexactlythatnumberortime:
Sales-taxreceiptsprovidean approximation ofretailsales.
something that issimilarto another thing but notexactlythe same:
approximation to sthAcloserapproximation to thetruthis that hestartedout as agenuineentrepreneur.
(Definition ofapproximationfrom theCambridge Business English Dictionary© Cambridge University Press)

Examplesofapproximation

approximation
The initial transcripts included phonetic approximations of every utterance.
From theCambridge English Corpus
The problem can be further generalized by replacing the indicator function by a smoothapproximation.
From theCambridge English Corpus
More important than the first-orderapproximationare the random fluctuations around the deterministic trajectory of the delay equation.
From theCambridge English Corpus
For our present purpose it is enough to ask what quantity the numerical solution is supposed to approximate, at least to a first-orderapproximation.
From theCambridge English Corpus
Theapproximationis conservative in the sense that if a variable is needed then it will be an element of the set.
From theCambridge English Corpus
Selection and drift in subdivided populations : a straightforward method for deriving diffusion approximations and applications involving dominance, selfing and local extinctions.
From theCambridge English Corpus
Computations based on such anapproximationprove straightforward but lengthy.
From theCambridge English Corpus
Function approximations have long been used in optimal structural design for dealing with computationally expensive problems.
From theCambridge English Corpus
To the student's bestapproximation, what are the major issues covered?
From theCambridge English Corpus
The gradient-transferapproximationis based on the hypothesis of a turbulent flux proportional to the gradient of the concentration.
From theCambridge English Corpus
Thisapproximationis unlikely to impact on the conclusions of the study.
From theCambridge English Corpus
They also conclude (p. 677) 'that the linear inter-component energy transfer hypothesis is unlikely to be even a fairapproximation'.
From theCambridge English Corpus
Section 3.1 presentsapproximationresults when the particles are uniformly distributed.
From theCambridge English Corpus
It is expected that the first model is at best a globalapproximation, while the subsequent ones will be more precise in some limited regions.
From theCambridge English Corpus
Additionally, there is usually no estimate of the precision of these approximations.
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.

Collocationswithapproximation

approximation

These are words often used in combination withapproximation.

Click on a collocation to see more examples of it.

close approximation
In this context it should be understood that the model cannot identically copy the referent completely-it can only be acloseapproximation.
From theCambridge English Corpus
closest approximation
Theclosestapproximationof this circumstance in monolingual language production is the existence of synonym pairs such as sofa and couch.
From theCambridge English Corpus
crude approximation
As a crude approximation though, one may simply observe the differences in potential energies at various points along the central pore axis.
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/approximation##
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更新时间：2025/2/10 19:06:08