美国数学竞赛英语单词表-按英文单字母顺序排列的

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美国数学竞赛(AMC)常用单词abnormaldistribution非正态分布acuteangle锐角acutetriangle锐角三角形addend加数aggregate集合algebra代数amplitude振幅angle角arc弧arccosecant反余割arccosine反余弦arccotangent反余切arcsecant反正割arcsine反正弦arctangent反正切area面积arithmetic算术augend,summand被加数average平均数axiom公理axis轴bargraph条形统计图barycentre(BrE),barycenter(AmE)重心base底binarysystem二进制brokenlinegraph折线统计图calculation计算calculus微积分carry进位centre(BrE),center(AmE)圆心circle圆circumcircle外切圆circumference圆周coefficient系数combination组合complement补集complexnumber复数cone圆锥congruent全等constant常量coordinates坐标系cosecant余割cosine余弦cotangent余切cube三次方,立方cube立方体cuberoot三次方根,立方根cubicequation三次方程curvediagram曲线统计图cylinder圆柱decagon十边形decahedron十面体decimal小数decimalpoint小数点decimalsystem十进制definiteintegral定积分degree角度denominator分母derivative导数determinant行列式diameter直径differential微分digit数字distribution分布dividedby(prep.),divide(v.),division(n.)除dividend被除数divisor除数dodecagon十二边形dodecahedron十二面体domain,fieldofdefinition定义域element元素ellipse椭圆enneagon九边形enneahedron九面体equals,isequalto,isequivalentto等于equation等式,方程式equilateralpolygon正多边形equilateraltriangle等边三角形escentre(BrE),escenter(AmE)旁心evolution,extraction开方excentre(BrE),excenter(AmE)外心exponent指数,幂factorial阶乘formula,formulae(pl.)公式fraction分数frustumofacone圆台frustumofaprism棱台function函数geometry几何graph图表height高hemisphere半球hendecagon十一边形hendecahedron十一面体heptagon七边形heptahedron七面体hexadecimalsystem十六进制hexagon六边形hexahedron六面体histogram柱形统计图hyperbola双曲线hypotenuse斜边hypothesis,hypotheses(pl.)假设icosahedron二十面体image图象imaginarynumber虚数incentre(BrE),incenter(AmE)内心indefiniteintegral不定积分inequation不等式infinite(a.)infinity(n.)无穷大infinitesimal无穷小inscribedcircle内切圆insignificantdigit无效数字integer整数integral积分intersect相交intersection交集irrationalnumber无理数isequalorgreaterthan大于等于isequalorlesserthan小于等于isgreaterthan大于islesserthan小于isoscelestrapezoid等腰梯形isoscelestriangle等腰三角形leg直角边length长limit极限line线locus,loca(pl.)轨迹logarithm对数mapping映射mathematics,maths(BrE),math(AmE)数学matrix矩阵minuend被减数minus(prep.),subtract(v.),subtraction(n.)减monomial单项式monotonicity单调性multiplicand,faciend被乘数multiplicator乘数naturalnumber自然数negative负normaldistribution正态分布null,zero,nought,nil零number数numerator分子obtuseangle钝角obtusetriangle钝角三角形octagon八边形octahedron八面体operation运算operator运算符origin原点orthocentre(BrE),orthocenter(AmE)垂心parabola抛物线parallel平行parallelepiped平行六面体parallelogram平行四边形parity奇偶性pentagon五边形pentahedron五面体percent百分比percentage百分点percentile百分位数perigon周角perimeter周长period周期periodicity周期性permutation排列phase相位pi圆周率piediagram扇形统计图plane面plus(prep.),add(v.),addition(n.)加point点polygon多边形polyhedron多面体polynomial,multinomial多项式positive正power乘方prism棱柱probability概率,或然率product积proposition命题propotion比例prove证明pyramid棱锥Pythagoreantheorem勾股定理quadraticequation二次方程quadrilateral四边形quarticequation四次方程quotient商radial射线radian弧度radius半径range值域ratio比rationalnumber有理数realnumber实数rectangle矩形remainder差rhomb,rhombus,rhombi(pl.),diamond菱形rightangle直角righttrapezoid直角梯形righttriangle直角三角形ring环root-mean-squaredeviation,standarddeviation标准差rotation旋转round四舍五入rounddown下舍入roundup上舍入scalenetriangle不等边三角形secant正割sector扇形segment线段semicircle半圆series数列,级数side边significantdigit有效数字similar相似simpleequation一次方程sine正弦solid体space空间sphere球square二次方,平方square正方形squareroot二次方根,平方根statistics统计straightangle平角subset子集subtrahend减数sum和surfacearea表面积tangent正切tetrahedron四面体thepoweroffour,thefourthpower四次方thepowerofn,thenthpowern次方therootoffour,thefourthroot四次方根therootofn,thenthrootn次方根theorem定理times(prep.),multiply(v.),multiplication(n.)乘trapezoid梯形triangle三角形trigonometry三角truncation截尾undersurface底面union并集unknown,x-factor,y-factor,z-factor未知数variable变量variance方差void空集volume体积weight,significance权weightedaverage加权平均数width宽x-axis,y-axis,z-axis坐标轴x-coordinate横坐标y-coordinate纵坐标

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