- [countable] (
mathematics 数学 a statement showing that two amounts or values are equal, for example 2x + y = 54 方程；方程式；等式 the numbers on the right-hand side of the equation 等式右边的数字 the equation for a straight line 直线方程式
Extra ExamplesTopics Maths and measurementc1The ideal gas equation is derived from this model. 理想气体方程是由这一模型推导出来的。 This can be shown by a simple equation. 这个可以用一个一次方程来表示。 the range of values of ξ which would satisfy this equation 满足这个方程的ξ值的范围
Oxford Collocations Dictionaryadjective- basic
- simple
- complex
- …
- solve
- work out
- derive
- …
- equation for
- a side of the equation
- [uncountable, singular]
the act of making something equal or considering something as equal (= of equating them) 相等；等同看待 - [countable, usually singular]
a problem or situation in which several things must be considered and dealt with （多种因素的）平衡，综合体 When children enter the equation, further tensions may arise within a marriage. 有了孩子以后，可能会使夫妻关系更加紧张。 Money also comes into the equation. 还要顾及金钱因素。 The availability of public transport is also part of the equation. 公共交通的便利也是考虑因素之一。
Oxford Collocations Dictionaryverb + equation- be a part of
- come into
- enter
- …
Word Originlate Middle English: from Latin aequatio(n-), from aequare ‘make equal’, from aequus ‘even, level, equal’.