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1常用GRE数学词汇表·代数部分1.1.1.1.有关数学运算普通运算add/plus加subtract减difference差multiply/times乘product积divide除dividend被除数quotient商remainder余数整除divisible可被整除的dividedevenly被整除divisor因子，除数其他factorial阶乘power乘方roundto/tothenearest四舍五入2.2.2.2.有关集合运算union并集intersection交集性质集propersubset真子集solutionset解集3.3.3.3.有关代数式、方程和不等式代数式algebraicterm代数项2similarterms同类项literalcoefficient字母系数numericalcoefficient数字系数range值域factorization因式分解方程originalequation原方程equivalentequation同解方程，等价方程linearequation线性方程不等式inequality不等式4.4.4.4.有关分数和小数分数properfraction真分数improperfraction假分数commonfraction普通分数mixednumber带分数simplefraction简分数complexfraction繁分数numerator分子denominator分母(least)commondenominator(最小)公分母quarter四分之一小数decimalfraction纯小数infinitedecimal无穷小数recurringdecimal循环小数places位（thousands’place，hundreds’place，tens’place，units’place(ones’digit)，tenths’place，hundredths’place，thousandths’place.）5.5.5.5.基本数学概念平均数3arithmeticmean算术平均值geometricmean几何平均数weightedaverage加权平均值乘方exponent指数，幂base乘幂的底数，底边powers幂cube立方数，立方体squareroot平方根cuberoot立方根数字digit阿拉伯数字constant常数variable变量6.6.6.6.有关数论数naturalnumber自然数integer/wholenumber整数nonnegative非负的distinct不同的positivenumber正数negativenumber负数oddinteger奇数eveninteger偶数realnumber/rationalnumber实数，有理数irrational(number)无理数consecutive连续数inverse/reciprocal倒数compositenumber合数primenumber质数4commondivisor公约数multiple倍数(least)commonmultiple(最小)公倍数(prime)factor(质)因子commonfactor公因子统计mode众数median中数standarderror标准偏差standardvariation标准方差standarddeviation标准差7.7.7.7.数列arithmeticprogression(sequence)等差数列geometricprogression(sequence)等比数列8.8.8.8.比例directproportion正比indirectproportion反比proportion比例ratio比值9.9.9.9.概率估计approximate近似estimation估计，近似排列组合permutation排列combination组合常用GRE数学词汇表·几何部分quadrilateral四边形pentagon五边形hexagon六边形5heptagon七边形octagon八边形nonagon九边形decagon十边形polygon多边形multilateral多边的parallelogram平行四边形equilateral等边形square正方形rectangle长方形regularpolygon正多边形rhombus菱形trapezoid梯形congruent全等的isoscelestriangle等腰三角形equilateraltriangle等边三角形scalenetriangle不等边三角形righttriangle直角三角形oblique斜三角形inscribedtriangle内接三角形hypotenuse斜边leg直角边includedside夹边arm直角三角形的股medianofatriangle三角形的中线opposite直角三角形中的对边altitude(三角形的)高vertex顶点base底circle圆形semicircle半圆6concentriccircles同心圆crosssection横截面centerofacircle圆心chord弦diameter直径radius半径circumference圆周长arc弧surfacearea表面积radian弧度（弧长/半径）segmentofacircle弧形pointoftangency切点tangent正切inscribe内切，内接circumscribe外切，外接edge边vertex顶点cube立方体rectangularsolid长方体length长width宽altitude高7GREGREGREGRE数学考试词汇Aabscissa横坐标absolutevalue绝对值accountfor（数量）占acuteangle锐角acutetriangle锐角三角形add加addtoaddition加，加法adjacent相邻adjacentangles邻角algebra代数学algebraicexpression代数式algebraicfraction分式algebraicterm代数项aliquot除得尽数aliquant除不尽数alternateangles内错角altitude高度amount合计angle角anglebisector角平分线apex顶，顶点apiece每人，每个approximately近似的，大约的approximation近似，近似值arc弧，圆周的任意一段area面积arithmetic算术arithmetic(al)average算术平均数arithmetic(al)mean算术平均数或等差中项arithmetic(al)progression或series算术级数，等差级数assumethat假定义……atrandom随机地atrightangleswith与……成直角atthisrate以这样的比率，价格或速度average平均，平均数平均的axis轴Bbalance余额bargraph(chart)条带图base堤边，底面，幂或乘方的底数8basearea底面积beacrossfrom在……对面beclosetto最接近……becomposedof由构成beequalto与……相等beequivalenttoantherequation与另一方程痛解befewerthan小于begreaterthan大于begreaterthanorequalto不小于beinscribedin内接于belessthan小于belessthanorequalto不大于beparallelto平行于beperpendicularto垂直于besubstitutedfor代替billion109binomial二项式bisect把……二等分block立体blotout涂掉，删掉bound辩解，范围；邻接Ccalculatetothreedecimalplaces计算结果保留三位小数cancellation约掉，消掉center圆心centralangle圆心角*charge费用，价钱chart图表chord弦circle圆circlegraph(chart)圆形图circular圆形的，环形的circularcylinder圆柱circumference圆的周长clearanequationoffractions分式方程整式化clockwise顺时针coefficient系数column列，圆柱commondenominator公分母commondifference等差数列的公差commondivisor(factor)共因子；公约数commonratio等比数列的公比9commonmultiple公倍数complement余角complementaryangle余角completecircle全圆completequadratic(equation)全二次方程complexfraction繁分数compositenumber和数，指大于一而不是质数的整数compound混合物；复利compoundinterest复利compoundannualinterest年复利concentration浓度concentriccircle同心圆congruent（多边形）全等的consecutive连续的consecutiveinteger连续整数consecutiveeven(odd)integer连续偶（奇）数consistof由……构成constant不变的，永恒的；常数constitute构成，组成*contractor承包商coordinate坐标coordinateaxissystem坐标系coordinategeometry解析几何coordinateplane坐标平面correspondingangles同位角，对应角correspondingside对应边*cost成本*costprice成本价counterclockwise逆时针crossmultiplication交叉相乘cube立方体，立方；三次幂cubic立方体的，立方的cubicblock立方体cubicdenominations立方单位cubicsolid立方体cubicunits立方单位cumulativegraph(chart)累积图curve曲线curvedline曲线cylinder圆柱体cylinderic(al)圆柱体的D10decagon十角形，十边形decimal小数；小数的decimalfraction纯小数decimalplace小数位decimalpoint小数点*deck一幅纸牌decrease减少，减少量deduct扣除，减去degree度；度数（温度和角度）denominator分母denote表示，意味着depth深度diagonal对角线；对角线的diameter直径differ不同，相异difference差，差额digit数字，位（数）*dime一角，十分dimension尺寸，尺度；维（数），度(数)，元(be)direct(inverse)proportionalto成正（反）比discount折扣discountrate折扣率distance距离distinct与其它不同的，独特的divide除dividend被除数divisor除数，约数divisible可整除的division除法*dollar美元done(drawn)toscale按比例绘制*down付现款地（和分期付款相对）Eeccentric偏心圆，；不同圆心的edge立体的变或棱endpoint端点equality相等，等式equation等式，方程equiangular等角的equidistance等距离的equilateral等边形；等边的equivalent等面积的，等体积的；等价的，相等的，11等量的equiv