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TOEFL IELTS BNC: 2458 COCA: 3982

equation

Word family 
Related topics: Maths
e·qua·tion /ɪˈkweɪʒən/ ●●○ AWL noun  
1  [countableC]HM a statement in mathematics that shows that two amounts or totals are equal 等式，方程式 → algebra
 In the equation 2x + 1 = 7, what is x?
在方程式2x+1=7中，x的值为多少？
2  [countableC usually singular]EFFECT/INFLUENCE the set of different facts, ideas, or people that all affect a situation and must be considered together 〔须综合考虑的〕影响因素；〔多种因素的〕综合体
 The tourist industry forms a crucial part of the region’s economic equation.
旅游业构成该地区经济总量中至关重要的一部分。
 The question of cost has now entered the equation.
成本问题现已成为影响因素。
3  [singular]SAME when you consider that two things are similar or connected 〔两事物的〕相似，联系
 the equation of violence with power
暴力与权力之间的联系
n COLLOCATIONS – Meaning 1: a statement in mathematics that shows that two amounts or totals are equal
verbs
solve an equation
For homework, solve the equations on page 56.
work out an equation
I spent over an hour trying to work out the equation.
adjectives
a mathematical equation
a set of mathematical equations
a quadratic equation (=one that involves an unknown quantity that is multiplied by itself)
phrases
a side of an equation (=the letters and numbers on one side of an equals sign)
Find the square root of both sides of the equation.
the left-hand/right-hand side of an equation
Add up what you've got on the right-hand side of the equation.
n COLLOCATIONS – Meaning 2: the set of different facts, ideas, or people that all affect a situation and must be considered together
adjectives
a complex equation
New factors are beginning to affect what is an already complex equation.
verbs
something enters/comes into the equation (=something begins to have an effect)
Consumer confidence also enters the equation.
bring something into the equation (=introduce a new idea for people to consider )
It all becomes more complicated once you bring money into the equation.
phrases
a part of the equation
The tourist industry is a crucial part of the country’s overall economic equation.
a side of an equation
We need to discuss the financial side of the equation.
Examples from the Corpus
equation• The restrictions generated by rational expectations models are very often non-linear and are also imposed across equations rather than in a single equation.• Some of the math is quite sophisticated, using differential equations, linear algebra, and covariance matrices.• A daring proposal was made to reconcile the continuity of the Schrödinger equation with the discontinuity of empirical experience.• My equations were visual and phonetic.• Mathematicians scribble equations on blackboards and program supercomputers to make the billions of calculations needed to break a tough code.• From the production and factor supply equations, we obtain the basic growth equation.• If you're trying to get healthy by losing weight, exercise should be part of the equation.• The equations preceded the actual observations.• What A Present View forces us to do is to reconsider a traditional equation between humanism and liberalism.
part of ... equation• The first part of the equation was relatively successful.• Without this human part of the equation then the multitude would not have satisfied.• But we can see them for what they are, which is part of the equation, not the equation itself.• Bees are a reminder that individuals are just part of the evolutionary equation.• High taxes and increased demand represent just part of the equation establishing the retail price of gas, however.• Francis Lee: ready to help Manchester City - but current chairman Swales is not part of the equation.• Scientific evidence is only part of the equation.
From Longman Business Dictionary
equatione·qua·tion /ɪˈkweɪʒən/ noun [countableC]
a statement in mathematics, showing that two quantities are equal
→ accounting equation
e·qua·tion noun →n COLLOCATIONS1 →n COLLOCATIONS2
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