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代数部分
1.有关数学运算
add，plus加?subtract减?difference差??multiply,times乘?product积?divide除 divisible可被整除的?dividedevenly被整除?dividend被除数，红利?divisor因子，除数 quotient商?remainder余数??factorial阶乘?power乘方?radicalsign,rootsign根号 roundto四舍五入?tothenearest四舍五入
2.有关集合
union并集?proper subset真子集?solution set解集??
3.?有关代数式、方程和不等式
algebraic term代数项?like terms,similar terms同类项?numerical coefficient数字系数?literal coefficient字母系数??inequality不等式 triangle inequality三角不等式??range值域??original equation原方程?equivalent equation同解方程，等价方程?linear equation线性方程(e.g.5?x?+6=22)?
4.?有关分数和小数
proper fraction真分数?improper fraction假分数?mixed number带分数?vulgar fraction，common fraction普通分数?simple fraction简分数?complex fraction繁分数??numerator分子?denominator分母?(least)common denominator(最小)公分母?quarter四分之一?decimal fraction纯小数?infinite decimal无穷小数?recurring decimal循环小数?tenthsunit十分位??
5.基本数学概念??
arithmetic mean算术平均值?weighted average加权平均值?geometric mean几何平均数?exponent指数，幂?base乘幂的底数,底边?cube立方数，立方体?square root平方根?cuberoot立方根??common logarithm常用对数??digit数字?constant常数?variable变量 inversefunction反函数?complementary function余函数?linear一次的，线性的 factorization因式分解?absolute value绝对值，e.g.｜-32｜=32?round off四舍五入?
6.?有关数论?
natural number自然数?positive number正数?negative number负数?odd integer,odd number 奇数?even integer,even number偶数?integer,whole number整数?positive whole number正整数?negative whole number负整数??consecutive number连续整数?rea lnumber,rational number实数,有理数?irrational(number)无理数??inverse倒数?composite number合数 e.g.4,6,8,9,10,12,14,15……?prime number质数e.g.2,3,5,7,11,13,15……注意：所有的质数(2除外)都是奇数，但奇数不一定是质数reciprocal倒数??common divisor公约数?multiple倍数?(least)common multiple(最小)公倍数??(prime)factor(质)因子?common factor公因子 ?ordinaryscale,decimalscale十进制?nonnegative非负的??tens十位?units个位??mode众数?median中数??common ratio公比??
7.?数列
arithmetic progression(sequence)等差数列?geometric progression(sequence)等比数列??
8.?其它?approximate近似?(anti)clockwise(逆)顺时针方向?cardinal基数?ordinal序数directproportion正比?distinct不同的?estimation估计，近似?parentheses括号 proportion比例?permutation排列?combination组合?table表格?trigonometric function三角函数?unit单位,位
几何部分
1.所有的角
alternate angle内错角?corresponding angle同位角?vertical angle对顶角?central angle 圆心角?interior angle内角?exterior angle外角?supplement aryangles补角?complement aryangle余角?adjacent angle邻角?acute angle锐角?obtuse angle钝角?right angle直角 round angle周角?straight angle平角?included angle夹角??
2.?所有的三角形
equilateral triangle等边三角形?scalene triangle不等边三角形?isosceles triangle等腰三角形?right triangle直角三角形?oblique斜三角形?inscribed triangle内接三角形?
3.?有关收敛的平面图形，除三角形外?
semicircle半圆?
concentric circles同心圆?quadrilateral四边形?pentagon五边形?hexagon六边形?heptagon 七边形?octagon八边形?nonagon九边形?decagon十边形?polygon多边形?parallelogram平行四边形?equilateral等边形?plane平面?square正方形，平方?rectangle长方形?regular polygon正多边形?rhombus菱形?trapezoid梯形??
4.?其它平面图形
arc弧?line,straight line直线?line segment线段?parallel lines平行线?segment of a circle弧形??
5.?有关立体图形
cube立方体，立方数?rectangular solid长方体?regular solid/regular polyhedron正多面体 ?circular cylinder圆柱体?cone圆锥?sphere球体?solid立体的??
6.?有关图形上的附属物
altitude高?depth深度?side边长?circumference,perimeter周长?radian弧度?surface area 表面积?volume体积?arm直角三角形的股?cros ssection横截面?center of acircle圆心 chord弦?radius半径?angle bisector角平分线?diagonal对角线?diameter直径?edge棱 face of a solid立体的面?hypotenuse斜边?included side夹边?leg三角形的直角边 medianofatriangle三角形的中线?base底边，底数(e.g.2的5次方，2就是底数)?opposite直角三角形中的对边?midpoint中点?endpoint端点?vertex(复数形式vertices)顶点?tangent切线的?transversal截线?intercept截距?
7.?有关坐标??
coordinate system坐标系?rectangular coordinate直角坐标系?origin原点?abscissa横坐标 ?ordinate纵坐标?numberline数轴?quadrant象限?slope斜率?complex plane复平面??
8.?其它
plane geometry平面几何?trigonometry三角学?bisect平分?circumscribe外切?inscribe内切 ?intersect相交?perpendicular垂直?pythagorean theorem勾股定理?congruent全等的 multilateral多边的?
其它??
1.?单位类?
cent美分?penny一美分硬币?nickel5美分硬币?dime一角硬币?dozen打(12个)?score廿(20个)?Centigrade摄氏?Fahrenheit华氏?quart夸脱?gallon加仑(1gallon=4quart)?yard码 meter米?micron微米?inch英寸?foot英尺?minute分(角度的度量单位，60分=1度) squaremeasure平方单位制?cubicmeter立方米?pint品脱(干量或液量的单位)??
2.?有关文字叙述题，主要是有关商业
intercalary year(leapyear)闰年(366天)?common year平年(365天)?depreciation折旧?down payment直接付款?discount打折?margin利润?profit利润?interest利息?simple interest单利?compounded interest复利?dividend红利?decrease to减少到?decrease by减少了?increase to增加到?increase by增加了?denote表示?list price标价?markup涨价?per capita每人?ratio比率?retail price零售价?tie打平 |
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发表于 2007-11-7 11:15:04