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单词 equation
释义
equation
noun
uk
/ɪˈkweɪ.ʒən/us
/ɪˈkweɪ.ʒən/

equationnoun(STATEMENT)

C1[C]
amathematicalstatementin which you show that twoamountsareequalusingmathematicalsymbols:
方程式；等式
In the equation 3x - 3 = 15, x = 6.在方程式3x-3=15中，x=6。
[C]
(alsochemical equation)
astatementcontainingchemicalsymbols, used to show thechangesthathappenduring aparticularchemicalreaction
化学（反应）方程式
SMART Vocabulary: related words and phrases
Calculations & calculating
  • algebraic
  • algebraically
  • algo
  • algorithmic
  • amount
  • calculator
  • count
  • formula
  • guesstimate
  • interpolate
  • matrix
  • miscalculation
  • multigrid
  • multigroup
  • multipole
  • non-commutative
  • number-crunching
  • QED
  • root
  • triangulation
See more results »

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

Chemistry - general words

equationnoun(COMPLEX SITUATION)

[Cusually singular]
adifficultproblemthat can only beunderstoodif all the differentinfluencesareconsidered:
（多种因素的）平衡，综合体
Managing theeconomyis acomplexequationofcontrollinginflationandreducingunemployment.经济管理包括控制通货膨胀、降低失业率等复杂的因素。
SMART Vocabulary: related words and phrases
Difficult things and people
  • a (heavy) cross to bearidiom
  • albatross
  • bane
  • be dead meatidiom
  • be in the clearidiom
  • be out of the woodsidiom
  • bump
  • chill
  • hindrance
  • hot potato
  • impediment
  • incubus
  • marathon
  • nut
  • teaser
  • teething troubles
  • the tip of the icebergidiom
  • thorn inyourflesh/sideidiom
  • tiesomeoneup
  • twist
See more results »

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

Complexity

equationnoun(SAME)

[U]
theactofconsideringone thing to be the same as orequalto another:
相等；等同
There is atendencyinmoviestomakethe equationbetweenviolenceandexcitement.电影有把暴力和刺激相等同的倾向。
SMART Vocabulary: related words and phrases
Linking and relating
  • affiliated
  • AL
  • appertain tosomething
  • applicable
  • around
  • attach
  • bond
  • concern
  • interconnected
  • interconnectedness
  • interconnection
  • intercorrelate
  • intercorrelation
  • relatable
  • relate tosomeone/something
  • relation
  • relationship
  • relative
  • tar
  • tie
See more results »
(Definition ofequationfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

equation| American Dictionary

equation
noun[C]
us
/ɪˈkweɪ·ʒən/
mathematics
amathematicalstatementthat twoamounts, or twosymbolsorgroupsofsymbolsrepresentinganamount, areequal:
In the equation 3x - 3 = 15, xequals6.
(Definition ofequationfrom theCambridge Academic Content Dictionary© Cambridge University Press)

equation| Business English

equation
noun[C]
uk
/ɪˈkweɪʒən/us
amathematicalstatementconsisting ofnumbers,letters, andsymbolsthatshowsthat oneamountisequalto another:
Profit can becalculatedusing thesimpleequation P = R - C (Profit =RevenueminusCost).
linear/algebraic/differentialequations
asituation,especiallywhen it isconsideredto becomplicatedand made up of many differentparts:
In today'smarketit's moreimportantthaneverto get theprice/performanceequationright.
Anotherimportantfactorin the equationis theexchangerate.
When you'restartingyourownbusiness,difficultiesandfrustrationsarepartof the equation.
The WTO cannotaffordtoignorethetradesideof the equation.
add/factor/bring sth into the equationProjectplannersfailedtofactorgovernmentbureaucracyinto the equation.

See also

the accounting equation
(Definition ofequationfrom theCambridge Business English Dictionary© Cambridge University Press)

Examplesofequation

equation
In particular, for the wave kinetic equations of energies, only the interactions between nonlinear terms involving either energies or helicities will give a contribution.
From theCambridge English Corpus
Since the wave interaction equations are linear the scattering matrix (5.23) gives the solution for c (t) for general initial data c (0).
From theCambridge English Corpus
We have also obtained a solution of these model e equations.
From theCambridge English Corpus
The characteristic equations (4.48)-(4.50) do not take into account the symmetry of the fluid frame group velocity surface about the magnetic field.
From theCambridge English Corpus
All of these terms are expressed as functions of through the energ y equations (3.1a)-(3.1d).
From theCambridge English Corpus
The system of the evolution equations, (2.6)-(2.8), will be the basis of the analysis that follows.
From theCambridge English Corpus
The coefficients of the wave equations depend on time through the wave vector, which includes the stretch effect by the rotation shear.
From theCambridge English Corpus
We conclude this introduction with a statement of the gover ning equations.
From theCambridge English Corpus
From this model two coupled differential equations for the parallel ion velocity and the perturbed electrostatic potential were derived.
From theCambridge English Corpus
We present the corresponding equations at the end of the appendix.
From theCambridge English Corpus
In this section, however, we give the equations describing the stability of a general rotating plasma column.
From theCambridge English Corpus
Using these equations, we can find the flow in the physical plane.
From theCambridge English Corpus
To describe small-amplitude wave-like phenomena, the basic equations are linearized.
From theCambridge English Corpus
An iterative scheme is used to solve the linearized system of difference equations.
From theCambridge English Corpus
The work is suitable for a general audience, as equations have been consigned to a comprehensive mathematical appendix.
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/equation##
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更新时间：2025/2/10 21:18:10