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初中数学英语专业术语

更新时间:2023-06-09 16:40:19 阅读：评论：0

初中数学词汇

数学mathematics, maths<BrE>, math<AmE>

公理axiom

定理theorem

计算calculation

运算operation

证明prove

假设hypothesis, hypothes<pl.>

命题proposition

bathe是什么意思算术arithmetic

加plus<prep.>, add<v.>, addition<n.>

被加数augend, summand

加数addend

和sum

减minus<prep.>, subtract<v.>, subtraction<n.>

被减数minuend

减数subtrahend

差remainder

乘times<prep.>, multiply<v.>, multiplication<n.>

被乘数multiplicand, faciend

expen

乘数multiplicator

积product

除divided by<prep.>, divide<v.>, division<n.>

被除数dividend

除数divisor

商quotient

等于equals, is equal to, is equivalent to

大于is greater than

小于is lesr than

大于等于is equal or greater than

小于等于is equal or lesr than

运算符operator

数字digit

数number

自然数natural number

整数integer

小数decimal

小数点decimal point

分数fraction 分子numerator

分母denominator

比ratio

正positive

负negative

零null, zero, nought, nil

十进制decimal system

二进制binary system

十六进制hexadecimal system

权weight, significance

进位carry

截尾truncation

四舍五入round

下舍入round down

上舍入round up

有效数字significant digit

无效数字insignificant digit

代数algebra

公式formula, formulae<pl.>

单项式monomial

多项式polynomial, multinomial

系数coefficient

未知数unknown, x-factor, y-factor, z-factor 等式，方程式equation

一次方程simple equation

二次方程quadratic equation

三次方程cubic equation

四次方程quartic equation

不等式inequation

阶乘factorial

对数logarithm

指数，幂exponent

乘方power

二次方，平方square

三次方，立方cube

四次方the power of four, the fourth power n次方the power of n, the nth power

开方evolution, extraction

二次方根，平方根square root

三次方根，立方根cube root

四次方根the root of four, the fourth root

n次方根the root of n, the nth root

集合aggregate

元素element

空集void

子集subt

交集interction

并集union

补集plement

映射mapping

函数function

定义域domain, field of definition 值域range

常量constant

变量variable

单调性monotonicity

奇偶性parity

周期性periodicity

图象image

数列，级数ries

微积分calculus

微分differential

导数derivative

极限limit

无穷大infinite<a.> infinity<n.> 无穷小infinitesimal

积分integral

定积分definite integral

不定积分indefinite integral

有理数rational number

无理数irrational number

实数real number

虚数imaginary number

复数plex number

矩阵matrixdespite

英语高考作文

行列式determinant

日语在线翻译

几何geometry

点point

线line

面plane

体solid

线段gment

射线radial

平行parallel

相交interct 角angle

角度degree

弧度radian

锐角acute angle

直角right angle

钝角obtu angle

平角straight angle

周角perigon

底ba

边side

高height

三角形triangle

锐角三角形acute triangle

直角三角形right triangle

直角边leg

斜边hypotenu

勾股定理Pythagorean theorem

钝角三角形obtu triangle

不等边三角形scalene triangle

等腰三角形isosceles triangle

等边三角形equilateral triangle

四边形quadrilateral

平行四边形parallelogram

矩形rectangle

长length

宽width

菱形rhomb, rhombus, rhombi<pl.>, diamond

正方形square

梯形trapezoid

直角梯形right trapezoid

等腰梯形isosceles trapezoid

五边形pentagon

六边形hexagon

七边形heptagon

八边形octagon

九边形enneagon

十边形decagon

十一边形hendecagon

十二边形dodecagon

多边形polygon

正多边形equilateral polygon

圆circle

圆心centre<BrE>, center<AmE> 半径radius

直径diameter

圆周率pi

弧arc

半圆micircle

丽丽英语

扇形ctor

环ring

椭圆ellip

圆周circumference

周长perimeter

面积area

轨迹locus, loca<pl.>

相似similar

全等congruent

四面体tetrahedron

五面体pentahedron

六面体hexahedron

平行六面体parallelepiped

立方体cube

七面体heptahedron

八面体octahedron

九面体enneahedron

十面体decahedron

十一面体hendecahedron

十二面体dodecahedron

二十面体icosahedron

多面体polyhedron

棱锥pyramid

棱柱prism

棱台frustum of a prism

旋转rotation

轴axis

圆锥cone

圆柱cylinder

好听的法语歌

圆台frustum of a cone

球sphere

半球hemisphere

底面undersurface

表面积surface area

体积volume

空间space

坐标系coordinates 坐标轴x-axis, y-axis, z-axis

横坐标x-coordinate

纵坐标y-coordinate

原点origin

双曲线hyperbola

抛物线parabola

三角trigonometry

正弦sine

余弦cosine

正切tangent

余切cotangent

正割cant

余割cocant

反正弦arc sine

反余弦arc cosine

反正切arc tangent

反余切arc cotangent

反正割arc cant

反余割arc cocant

相位pha

周期period

振幅amplitude

内心incentre<BrE>, incenter<AmE>

外心excentre<BrE>, excenter<AmE>

旁心escentre<BrE>, escenter<AmE>

垂心orthocentre<BrE>, orthocenter<AmE>

重心barycentre<BrE>, barycenter<AmE>

内切圆inscribed circle

外切圆circumcircle

统计statistics

平均数average

加权平均数weighted average

方差variance

标准差root-mean-square deviation, standard deviation 比例propotion

百分比percent

百分点percentage

百分位数percentile

排列permutation

组合bination

概率，或然率probability

分布distribution

正态分布normal distribution

非正态分布abnormal distribution

图表graph

条形统计图bar graph

柱形统计图histogram

折线统计图broken line graph

曲线统计图curve diagram

扇形统计图pie diagram

数学公式的英文读法&数学英文词汇

读书演讲稿1.Logic

∃ there exist

∀ for all

p⇒q p implies q / if p, then q

p⇔q p if and only if q /p is equivalent to q / p and q are equivalent

2.Sets

x∈A x belongs to A / x is an element <or a member> of A

x∉A x does not belong to A / x is not an element <or a member> of A

A⊂B A is contained in B / A is a subt of B

A⊃B A contains B / B is a subt of A

A∩B A cap B / A meet B / A interction B

A∪B A cup B / A join B / A union B A\B A minus B / the diference between A and B

A×B A cross B / the cartesian product of A and B

3. Real numbers

x+1 x plus one

x-1 x minus one

x±1 x plus or minus one

xy xy / x multiplied by y

<x - y><x + y> x minus y, x plus y

x y x over y

= the equals sign x = 5 x equals 5 / x is equal to 5

x≠5 x <is> not equal to 5

x≡y x is equivalent to <or identical with> y

x ≡ y x is not equivalent to <or identical with> y

x > y x is greater than y

x≥y x is greater than or equal to y

x < y x is less than y

x≤y x is less than or equal to y

0 < x < 1 zero is less than x is less than 1

0≤x≤1 zero is less than or equal to x is less than or equal to 1

| x | mod x / modulus x

x 2 x squared / x <raid> to the power 2

x 3 x cubed

x 4 x to the fourth / x to the power four

x n x to the nth / x to the power n

x −n x to the <power> minus n

x <square> root x / the square root of x

x 3 cube root <of> x

x 4 fourth root <of> x

x n nth root <of> x

< x+y > 2 x plus y all squared

< x y > 2 x over y all squared

n! n factorial

x ^ x hat

x ¯ x bar

x ˜ x tilde

x i xi / x subscript i / x suffix i / x sub i

∑ i=1 n a i the sum from i equals one to n a i / the sum as i runs from 1 to n of the a i

4. Linear algebra

‖x ‖ the norm <or modulus> of x

OA → OA / vector OA

OA ¯ OA / the length of the gment OA

A T A transpo / the transpo of A A −1 A inver / the inver of A

5. Functions

f< x > fx / f of x / the function f of x f:S→T a function f from S to T

x→y x maps to y / x is nt <or mapped> to y

f'< x > f prime x / f dash x / the <first> derivative of f with respect to x

f''< x > f double-prime x / f double-dash x / the cond derivative of f with respect to x

f'''< x > triple-prime x / f triple-dash x / the third derivative of f with respect to x f <4> < x > f four x / the fourth derivative of f with respect to x

∂f ∂ x 1 the partial <derivative> of f with respect to x1

∂ 2 f ∂ x 1 2 the cond partial <derivative> of f with respect to x1

∫ 0 ∞ the integral from zero to infinity

lim⁡ x→0 the limit as x approaches zero

lim⁡x→ 0 + the limit as x approaches zero from above

lim⁡x→ 0 − the limit as x approaches zero from below

lbs是什么意思log e y log y to the ba e / log to the ba e of y / natural log <of> y

ln⁡y log y to the ba e / log to the ba e of y / natural log <of> y

一般词汇数学mathematics, maths<BrE>, math<AmE>