初中数学英语名词positive['pɑzətɪv]number正数negative ['nɛgətɪv] number 负数rational ['ræʃən!] number 有理数number axis ['æksɪs]数轴origin ['ɔrədʒɪn]原点opposite ['ɑpəzɪt] number 相反数absolute ['ɑpəzɪt] value ['vælju]绝对值power ['pauɚ]乘方，幂base number底数exponent[ɪk'sponənt]指数approximate [ə'prɑksəmɪt] number近似数significant [sɪg'nɪfəkənt] digit 有效数字monomial [mə'nomɪəl]单项式coefficient [,koɪ'fɪʃənt]系数degree of a monomial 单项式的次数polynomial [,pɑlɪ'nomɪəl]多项式term [tɝm]项constant ['kɑnstənt] term 常数项degree of a polynomial [,pɑlɪ'nomɪəl]多项式次数equation ['kɑnstənt]方程integral ['ɪntəgrəl] expression [ɪk'sprɛʃən]整式solution [sə'luʃən]解linear ['lɪnɪɚ] equation [ɪ'kweʃən] with one unknown 一元一次方程net 展开图geometric [dʒɪə'mɛtrɪk]figure ['fɪgjɚ]几何图形solid ['sɑlɪd] figure ['fɪgjɚ]立体图形plane figure ['kɑnstənt]平面图形solid ['sɑlɪd]体line 线surface['sɝfɪs]面point 点intersection [,ɪntɚ'sɛkʃən]相交point of intersection 焦点center 中点angle['æŋg!]角distance 距离angular['æŋgjəlɚ] dissector 角平分线complementary [,kɑmplə'mɛntərɪ] angle 余角degree 度supplementary [,sʌplə'mɛntəri] angle 补角congruent ['kɑŋgruənt] figures 全等形symmetric[sɪ'mɛtrɪk] figure 轴对称图形congruent triangles ['traɪ,æŋg!]全等三角形axis of symmetry ['sɪmɪtrɪ]对称轴symmetric points对称点radicand['rædə,kænd]被开方数perpendicular [,pɝpən'dɪkjəlɚ] bisector[baɪ'sɛktɚ]垂直平分线graph[græf]图象isosceles [aɪ'sɑs!,iz] triangle等腰三角形variable['vɛrɪəb!]变量equilateral [,ikwɪ'lætərəl] triangle 等边三角形constant['kɑnstənt]常量arithmetic [ə'rɪθmətɪk] square [skwɛr] root算术平方根real number实数square root平方根/二次方根extraction [ɪk'strækʃən] of square root开平方cube [kjub] root 立方根/三次方根extraction of cube root 开立方radical ['rædɪk!] exponent [ɪk'sponənt]根指数irrational [ɪ'ræʃən!] number无理数function['fʌŋkʃən]函数independent [,ɪndɪ'pɛndənt] variable自变量proportional [prə'porʃən!] function 正比例函数linear ['lɪnɪɚ] function 一次函数formula ['fɔrmjələ] for the difference of squares平方差公式factoring ['fæktɚ]因式分解formula for the square of the sum 完全平方公式common ['kɑmən] factor ['fæktɚ]公因式adjacent [ə'dʒesənt] angles on a straight [stret] line 邻补角vertical ['vɝtɪk!]angles 对顶角perpendicular [,pɝpən'dɪkjəlɚ]垂直corresponding [,kɔrɪ'spɑndɪŋ] angles 同位角perpendicular line 垂线alternate ['ɔltɚnɪt] interior [ɪn'tɪrɪɚ] angles 内错角foot of a perpendicular 垂足interior angles on the same side 同旁内角parallel ['pærə,lɛl]平行proposition [,prɑpə'zɪʃən]命题theorem['θiərəm]定理translation [træns'leʃən]平移ordered pair 有序数对rectangular [rɛk'tæŋgjəlɚ] coordinate [ko'ɔrdnet] system ['sɪstəm]平面直角坐标系x-axis ['æksɪs] x轴y-axis y轴coordinate 座标quadrant ['kwɑdrənt]象限triangle 三角形altitude ['æltə,tjud]高median ['midɪən]中线bisector [baɪ'sɛktɚ] of angle 角平分线polygon ['pɑlɪ,gɑn]多边形diagonal [daɪ'ægən!]对角线regular ['rɛgjəlɚ] polygon 正多边形linear equation of two unknows 二元一次方程system of linear equation of two unknows 二元一次方程组bar graph 条形图substitution [,sʌbstə'tjuʃən] method ['mɛθəd]代入法inequality [ɪnɪ'kwɑlətɪ]不等式addition [ə'dɪʃən] - substitution method加减法solution [sə'luʃən] set 解集linear equality [i'kwɑlətɪ] of one unknow 二元一次不等式statistic [stə'tɪstɪk]统计学system of linear equality of one unknow二元一次不等式组pie chart [tʃɑrt]扇形图sampling ['sæmplɪŋ] survey 抽样调查histogram ['hɪstə,græm]直方图population [,pɑpjə'leʃən]总体individual [,ɪndə'vɪdʒuəl]个体sample ['sæmp!]样本sample size [saɪz]样本容量simple random ['rændəm] sampling ['sæmplɪŋ]简单随机抽样frequency ['frikwənsɪ] distribution [,dɪstrə'bjuʃən]频数分布fraction in lowest terms 最简分数reduction [rɪ'dʌkʃən] of a fraction 约分changing factions to a common denominator [dɪ'nɑmə,netɚ]通分fractional equation 分式方程fraction ['frækʃən]分式inverse [ɪn'vɝs] proportional [prə'porʃən!] function ['fʌŋkʃən]反比例函数hyperbola [haɪ'pɝbələ]双曲线parallelogram [,pærə'lɛlə,græm]平行四边形rectangle [rɛk'tæŋg!]矩形rhombus ['rɑmbəs]菱形square [skwɛr]正方形trapezium [trə'pizɪəm]梯形isosceles [aɪ'sɑs!,iz] trapezium 等腰梯形barycenter 重心weighted ['wetɪd] average ['ævərɪdʒ]加权平均数weight 全median ['midɪən]中位数mode [mod]众数range [rendʒ]极差variance ['vɛrɪəns]方差quadratic [kwɑd'rætɪk function 二次函数similar figures ['fɪgjɚ]相似图形similar polygons ['pɑlɪ,gɑn z]相似多边形proportional segments ['sɛgmənt]比例函数homothetic figures 位似图形sine [saɪn]正弦（sin）cosine ['kosaɪn]余弦（cos）tangent ['tændʒənt]正切（tan）trigonometric [,trɪgənə'mɛtrɪk] function of acute angle 锐角三角形projection [prə'dʒɛkʃən]投影parallel ['pærə,lɛl] projection 平行投影center projection 中心投影view [vju]视图algebraic [,ældʒə'breɪk] expression 代数式rotation [ro'teʃən]旋转quadratic [kwɑd'rætɪk] equation in one unknow一元二次方程root 根centeral symmetry ['sɪmɪtrɪ] figure中心对称circle ['sɝk!]圆center of a circle 圆心radius['redɪəs]半径chord [kɔrd]弦diameter [daɪ'æmətɚ]直径arc [ɑrk]弧semi ['sɛmɪ] -circle 半圆centeral angle 圆心角angle in a circular segment ['sɛgmənt]圆周角circumcircle 外接圆circumcenter 外心tangent ['tændʒənt] line切线inscribed circle 内切圆incenter 内心random ['rændəm] event [ɪ'vɛnt]随机事件proability概率tree diagram ['daɪə,græm]树形图。