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

equationnoun (STATEMENT)


C1[ C ]
a mathematical statement in which you show that two amounts are equal using mathematical symbols: 方程式;等式
In the equation 3x - 3 = 15, x = 6.在方程式3x-3=15中,x=6。
solve an equationThe students were learning to solve simple equations, such as 6 + x = 18.
[ C ](alsochemical equation)
a statement containing chemical symbols, used to show the changes that happen during a particular chemical reaction化学(反应)方程式
SMART Vocabulary: related words and phrases

Calculations & calculating
algebraic
algebraically
algo
algorithmic
amount
calculate
integration
interpolation
inverse function
linear equation
mathematical
matrix
miscalculate
miscount
operator
sum
sum total
tot something up
triangulate
work something out

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


Chemistry - general words

equationnoun (COMPLEX SITUATION)


[ Cusually singular ]
a difficult problem that can only be understood if all the different influences are considered: (多种因素的)平衡,综合体
Managing the economy is a complex equation of controlling inflation and reducing unemployment.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
ball and chain
bane
be dead meatidiom
be in the clearidiom
bump
chill
handicap
hassle
hiccup
hindrance
hot potato
impediment
nut
snag
stumbling block
teaser
teething troubles
the sharp end

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


Complexity

equationnoun (SAME)


[ U ]
the act of considering one thing to be the same as or equal to another, or the fact that they are the same or equal:
equation betweenThe equation between higher education and higher earnings still holds true.
These drugs have broken the equation between AIDS and death.
make an equationThere is a tendency in movies to make an equation between violence and excitement.
SMART Vocabulary: related words and phrases

Linking and relating
affiliated
AL
appertain to something
applicable
around
attach
collateral
ecosystem
interconnect
interconnected
interconnectedness
interconnection
intercorrelate
recoupling
relatability
relatable
relate
relate to someone/something
relatedly
tar

equation | American Dictionary


equation
noun[ C ]
us/ɪˈkweɪ·ʒən/
mathematics
a mathematical statement that two amounts, or two symbols or groups of symbols representing an amount, are equal:
In the equation 3x - 3 = 15, x equals 6.

equation | Business English


equation
noun[ C ]
uk /ɪˈkweɪʒən/us
a mathematical statement consisting of numbers, letters, and symbols that shows that one amount is equal to another:
Profit can be calculated using the simple equation P = R - C (Profit = Revenue minus Cost).
linear/algebraic/differential equations
a situation, especially when it is considered to be complicated and made up of many different parts:
In today's market it's more important than ever to get the price/performance equation right.
Another important factor in the equation is the exchange rate.
When you're starting your own business, difficulties and frustrations are part of the equation.
The WTO cannot afford to ignore the trade side of the equation.
add/factor/bring sth into the equationProject planners failed to factor government bureaucracy into the equation.

See also


the accounting equation

Examples of equation


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.
Since the wave interaction equations are linear the scattering matrix (5.23) gives the solution for c (t) for general initial data c (0).
We have also obtained a solution of these model e equations.
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.
All of these terms are expressed as functions of through the energ y equations (3.1a)-(3.1d).
The system of the evolution equations, (2.6)-(2.8), will be the basis of the analysis that follows.
The coefficients of the wave equations depend on time through the wave vector, which includes the stretch effect by the rotation shear.
We conclude this introduction with a statement of the gover ning equations.
From this model two coupled differential equations for the parallel ion velocity and the perturbed electrostatic potential were derived.
We present the corresponding equations at the end of the appendix.
In this section, however, we give the equations describing the stability of a general rotating plasma column.
Using these equations, we can find the flow in the physical plane.
To describe small-amplitude wave-like phenomena, the basic equations are linearized.
An iterative scheme is used to solve the linearized system of difference equations.
The work is suitable for a general audience, as equations have been consigned to a comprehensive mathematical appendix.
See all examples of equation
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.
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