小学数学英语单词汇总(带音标-分类).doc

小学数学类英语单词汇总基本：数 学 mathematics m()mtks, maths(BrE), math(AmE)加plus pls (prep.),add d (v.),addition d()n (n.)被加数summandsmnd加数addenddend和sumsm减 minusmans (prep.), subtract sbtrkt (v.), subtraction sbtrkn (n.)被减数minuendmnjend减数subtrahendsbtr,hend差remainderrmend乘times tamz (prep.), multiply mltpla (v.), multiplication ,mltplke()n (n.)被乘数multiplicand ,mltplknd; mltpl,knd,faciendfeiiend乘数multiplicatormltiplikeit积product prdkt除divided dvadd,by ba (prep.),divide dvad (v.),division dv()n (n.)被除数dividenddvdend除数divisordvaz商quotient kw()nt 等于equalsi:kwlz,isequalto,isequivalentto大于isgreaterreitthan小于islesserlesthan大于等于isequalorgreaterthan小于等于isequalorlesserthan平均数meanmin 倒数（reciprocalrsprk()l）x的倒数为1/x有理数rationalr()n()lnumber数字digitddt数number自然数naturalnt()r()lnumber整数integerntd小数decimaldesm()l小数点decimalpoint分数fractionfrk()n分子numeratornjumret分母denominatordnmnet 比ratiore正positivepztv 负negativenegtv零nullnl,zerozr,noughtnt,nilnl 进位carrykr 四舍五入roundrand 下舍入roundranddown上舍入roundrandup 代数algebraldbr公式formulafmjl,formulaefmjli (pl.) 系数coefficient,kf()nt偶数evennumber奇数odddnumber方程：未知数unknownnnn,x-factor,y-factor,z-factor等式，方程式equationkwe()n 一次方程simplesmp()lequationkwe()n二次方程quadratickwdrtkequation kwe()n 三次方程cubickjubkequationkwe()n四次方程quartickwtkequationkwe()n 不等式inequation,inikwein, -n阶乘factorialfktrl 指数，幂exponentkspnnt; ek-乘方powerpa 二次方，平方squareskwe三次方，立方cubekjub四次方thepoweroffour,thefourthpowern次方thepowerofn,thenthpower（方程的）解solutionslu()n几何： 基本：几何geometrydmtr 点pointdmtr 线linelan 面planeplen 体solidsld线段segmentsegm()nt 射线radialredl 平行parallelprlel相交intersectntsekt底base bes 边side sad 长length le 宽widthwt; wd 高heighthat高altitudelttjud周长perimeter prmt 面积areaer 表面积surfacesfsarea体积volumevljum底面undersurfacendsfs角：角angleg()l 角度degreedgri弧度radianredn 锐角acute kjutangleg()l直角right ratangle g()l 钝角obtuse btjusangleg()l 平角straightstretangleg()l邻角adjacentdes()ntangle 周角perigon perin三角形triangletrag()l锐角三角形acute kjuttriangletrag()l 直角三角形right rattriangle trag()l直角边leg leg 斜边hypotenusehaptnjuz; -s勾股定理Pythagoreanpaigrintheoremrm钝角三角形obtuse btjustriangletrag()l 不等边三角形scalene skelintriangletrag()l等腰三角形isoscelesassliztriangletrag()l 等边三角形equilateral,ikwlt()r()ltriangletrag()l直角三角形的股legleg形：四边形quadrilateral,kwdrlt()r()l 平行四边形parallelogram ,prlelgrm矩形rectangle rektg()l菱形rhombrm(b),rhombusrmbs,rhombi(pl.),diamond正方形squareskwe 梯形trapezoidtrpzd; trpizd直角梯形righttrapezoidtrpzd; trpizd等腰梯形isoscelestrapezoidtrpzd; trpizd五边形pentagon pent()n 六边形hexagonheksg()n七边形heptagonheptg()n 八边形octagonktg()n九边形enneagonenin 十边形decagondekg()n十一边形hendecagonhendekg()n 十二边形dodecagonddekg()n多边形polygonplg()n正多边形equilateral,ikwlt()r()l; ,ekw-polygonplg()n圆：圆circlesk()l 圆心centresent (BrE),center(AmE)半径radiusreds 直径diameterdamt圆周率pi 弧arck 半圆semicirclesemskl扇形sector sekt 圆心center 环ringr椭圆ellipselps 圆周circumferenceskmf()r()ns轨迹locuslks,localuk (pl.)圆周长circumferenceskmf()r()ns顺时针方向clockwiseklkwaz逆时针方向counterclockwisekantklkwaz旋转rotationr()te()n轴axiskss 球sphere sf 半球hemispherehemsf同心圆concentricknsentrk circle圆锥（体积1/3*pi*r*r*h）cone圆柱体cylinder slnd体：平行六面体parallelepiped,prlelpaped; ,prlelepped立方体cube四面体tetrahedron,tetrhidrn; -hed- 五面体pentahedron,penthidr()n; -hed-六面体hexahedron,hekshidrn; -hed-七面体heptahedron ,hekshidrn; -hed- 八面体octahedronkthidrn; -hed-九面体enneahedron ,enihi:drn 十面体decahedron,dekhidr()n; -hed-十一面体hendecahedron ,hendekhedrn 十二面体dodecahedron,ddekhidr()n; -hed-二十面体icosahedron,akshidrn; -hed- 多面体polyhedron,plhidrn; -hed-统计图：空间spacespes平均数averagev()rd比例propotion prprn 百分比percentpsent百分点percentagepsentd百分位数percentilepsental排列permutationpmjte()n 组合combinationkmbne()n图表graphgrf; grf其他：代数algebraldbr角平分线anglebisectorbasekt算术平均值（总和除以总数）arithmeticrmtkmean等差数列（等差级数）arithmeticrmtkprogressionprgre()n直角三角形的股arm总计（乘法）at平均值averagev()rd平分bisectbasekt弦chordkd组合combinationkmbne()n公约数，公因子commonkmn divisordvaz公因子commonkmnfactor合数（可被除1及本身以外其它的数整除）compositekmpzt number全等的congruentkgrnt连续的整数consecutiveknsekjtvintegerntd成本cost减少decreased减少到decreasedkristo减少了decreasedkrisby分母denominatordnmnet（立体图形的）某一面face因子factor1.分数 2.比例fraction几何平均值（N个数的乘积再开N次方）geometric,dmetrkmean等比数列（等比级数）geometric,dmetrkprogression剩余haveleft六边形hexagonheksg()n斜边hypotenusehaptnjuz; -s增加increasenkris增加了increasenkrisby增加到increasenkristo截距intercept,ntsept整数integerntd利率interestntdrateret内角interiorntr angle相交intersectntsekt最小公倍数leastcommonkmnmultiplemltpl最小可能的值leastpossiblepsb()lvaluevlju最大值maximummksmm三角形的中线medianmidnofatriangletrag()l中点midmdpoint最小值minimummnmm自然数naturalnumber非零nonzeronnzr数线numberlines分子numeratornjumret重叠overlapvlp平行线parallelprlellines排列permutationpmjte()n垂直线perpendicular,pp()ndkjllines平面planeplen次方powerpa（2的5次方thefifthpowerof2）质数primepramnumber真分数properprp fractionfrk()n实数realrilnumber倒数reciprocalrsprk()l余数remainderrme、集合setset数列sequencesikw()ns斜率slopeslp速度speedspid球体（spheresf1.平方数，平方2.正方形squareskwe 减法subtractionsbtrkn倍timestamz2位twodigitsdidits 三位数3-digitddtnumber个位unitjuntsdigitddt