数学词汇中英文对照(初中部分)方程与代数
数学词汇中英文对照
(初中部分)
二、方程与代数
代数(学):algebra
字母表示数:Use letters to indicate numbers
代数式:algebraic expression
单项式:monomial
系数:coefficient
次数:degree
多项式:polynomial
二项式:binomial
三项式:trinomial
二次三项式:second degree trinomial
项:term
常数项:constant term
整式:integral expression
升幂:in ascending order of the power
降幂:in descending order of the power
同类项:like terms
合并:combine
等式:equality, equation
等号:sign of equality
二次方:(x)squared
三次方:(x)cubed
n次方:(x)to the power of n/to the n-th power
乘法公式:multiplication formula
平方差:difference of squares
平方差公式:formula for the difference of squares
完全平方:perfect square
完全平方公式:formula for the perfect square
分解因式:factorizing
公因式:common factor
提公因式法:method of extracting common factors
十字相乘法:method of cross multiplication
分组分解法:method of regrouping
长除法:long division
分离系数法:method of detached coefficients
variable什么意思中文分式:algebraic fraction
无意义:illegal
有意义:legal
有理式:rational expression
约分:reduction of a fraction
最简分式:simplest fraction
通分:turn fractions to a common denominator
最简公分母:simplest common denominator
根式:radical
根指数:radical exponent
被开方数:radicand
二次根式:quadratic surd
最简二次根式:simplest quadratic surd
同类二次根式:similar quadratic surds
分母有理化:rationalize a denominator
有理化因式:rationalizing factor
根:root
增根:extraneous root
已知数:given number
未知数:unknown number
方程:equation
列方程:form an equation
等量关系:equality
检验:check
根:root
解方程:solving equation
解法、解:solution
一元一次方程:linear equation in one variable
方程的解:solution of equation
移项:transposition of terms
去括号:remove brackes
去分母:remove denominator
化简:simplify
不成立:false
不等式:inequality
一元一次不等式:linear inequality in one unknown
一元一次不等式组:system of linear inequalities in one variable
不等号:non-equal sign
含绝对值的不等式:inequality with absolute value
大于:greater than
小于:less than
大于等于:greater than or equal to
小于等于:less than or equal to
不等式性质:property of inequality
解集:solution set
解不等式:solve inequality
公共部分:common part
无解:no solution
二元一次方程:linear equation in two unknowns
二元一次方程组:system of linear equations in two unknowns
代入(消元)法:elimination by substitution
加减(消元)法:elimination by addition and subtraction
三元一次方程:linear equation in three unknowns
三元一次方程组:system of linear equations in three unknowns
一元二次方程:quadratic equation in one unknown
一般式:general form
二次项:quadratic term
一次项:linear term
常数项:constant term
开平方法:radication
因式分解法:factorization
配方法:complete a perfect squae
求根公式法: formula method
一元二次方程根的判别式:discriminant of quadratic equation in one variable
整式方程:integral equation
一元整式方程:linear integral eqution
一元高次方程:linear high-order equation
二项方程:binomial equation
双二次方程:biquadratic equation
分式方程:fractional equation
无理方程:irrational equation
二元二次方程:quadratic equation in two variables
一元二次不等式:quadratic inequality in one variable
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