數(shù)學詞匯中英文對照 (初中部分) 二、方程與代數(shù) 代數(shù)(學):algebra 字母表示數(shù):Use letters to indicate numbers 代數(shù)式:algebraic expression 單項式:monomial 系數(shù):coefficient 次數(shù):degree 多項式:polynomial 二項式:binomial 三項式:trinomial 二次三項式:second degree trinomial 項:term 常數(shù)項:constant term 整式:integral expression 升冪:in ascending order of the power 降冪:in descending order of the power 同類項:like terms 合并:combine 等式:equality, equation 等號: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 分組分解法:method of regrouping 長除法:long division 分離系數(shù)法:method of detached coefficients 分式:algebraic fraction 無意義:illegal 有意義:legal 有理式:rational expression 約分:reduction of a fraction 最簡分式:simplest fraction 通分:turn fractions to a common denominator 最簡公分母:simplest common denominator 根式:radical 根指數(shù):radical exponent 被開方數(shù):radicand 二次根式:quadratic surd 最簡二次根式:simplest quadratic surd 同類二次根式:similar quadratic surds 分母有理化:rationalize a denominator 有理化因式:rationalizing factor 根:root 增根:extraneous root 已知數(shù):given number 未知數(shù):unknown number 方程:equation 列方程:form an equation 等量關(guān)系:equality 檢驗: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 移項:transposition of terms 去括號:remove brackes 去分母:remove denominator 化簡:simplify 不成立:false 不等式:inequality 一元一次不等式:linear inequality in one unknown 一元一次不等式組:system of linear inequalities in one variable 不等號:non-equal sign 含絕對值的不等式: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 不等式性質(zhì):property of inequality 解集:solution set 解不等式:solve inequality 公共部分:common part 無解:no solution 二元一次方程:linear equation in two unknowns 二元一次方程組:system of linear equations in two unknowns 代入(消元)法:elimination by substitution 加減(消元)法:elimination by addition and subtraction 三元一次方程:linear equation in three unknowns 三元一次方程組:system of linear equations in three unknowns 一元二次方程:quadratic equation in one unknown 一般式:general form 二次項:quadratic term 一次項:linear term 常數(shù)項:constant term 開平方法: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別式: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 二項方程:binomial equation 雙二次方程:biquadratic equation 分式方程:fractional equation 無理方程: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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