IELTS-Subject-数学

error n.错误，过失，误差(mistake)
accuracy n.精确性，正确度
angle n.角；角度
formula n.角度；角落
Formula refers to a statement, especially an equation, of a fact, rule, principle, or other logical relation.
function n.函数
In x=5y, x is a function of y.
addition n.加法
divide vt.分割；除
The woman's estate was dicvided among her children.
multiply v.乘；增加
subtract vt.减去(deduct)
If you subtract 2 from 6, you get 4.
adjacent adj.邻近的(neighboring);接近的
algebra n.代数学
arithmetic n.算术
Arithmetic as a basic school subject should be fun for starters.
equation n.等式；平衡
1+2=3 is a simple equation.
altitude n.高度
At high altitudes of Tibet it is difficult the breathe.
geometry n.几何学
circumference n.圆周
The formulas for caculating the circumference of circle and triangle are different.
slope n.斜坡；斜面；斜率
summation n.总和，和；合计
symmetry n.对称（性）；匀称(balance, harmony)
The idea of symmetry is wildly used in architecture and designing.
approximate adj.近似的，大约的(roughly)
The approximate number of demonstrators in front of the municipal office building was 900.
sequence n. 序列(procession, progressionN)
progression n.行进；级别
ascending adj.上升的，向上的
probability n.概率；可能性
Probability denotes a number expressing the likelihood that a specific event will occur, expresed as the ratio of the number of actual occurrences to the number of possible occurrences.
calculation n.计算；考虑
classification n.分类，分级
combination n.组合
In mathematical terms, combination means one or more elements selected from a set without regard to the order of selection.
logarithm n.对数
complementary adj.补充的，补足的
The two angles are complementary agles.
square n.正方形；平方
congruent adj.全等的
They are congruent triangles.
constant n.常数，恒量
Constant refers to a quantity assumed to have a fixed value in a specified mathematical context.
coordinate n.同等者；同等物；坐标（用复数）
The coordinate should show you your position.
cylinder n.圆柱体(column);柱面
denominator n.分母
deviation n.离差
dimension n.尺寸，尺度；维（数），度（数）；元（measurement）
A line has one dimension and a square has two.
evaluate vt.评价，估计(estimate, assess);求～值
hemisphere n.半球
horizontal adj.地平线的，水平的
byperbola n.双曲线
intersect vi.相交（cross, meat）
These two lines intersect at the original point.
invariance n.不变性，恒定性
increment n.增加；增量
maximize vt.取-最大值；最佳化
negative n.否定；负数(minus)
numerator n.分子(dividend)
pentagon n.五角形，五边形
perimeter n.周长，周界(circumference)
permutation n.排列；置换
Permutation is an ordered arrangement of the elements of a set.
quadrant n.象限；四分仪
quotient n.商
A quotient is the number obtained by dividing one quantity by another.
fraction n.分数
decimal adj.十进制的 n.小数
The metric system is a decimal system.
diameter n.直径
ellipse n.椭圆，椭圆形
radius n.半径
A line segment that joins the center of a circle with any point on its circumference is a radius.
vertical adj.垂直的(perpendicular, upright)
Vertical communication happens between subordinates and superiors.
deduction n.减
statistics n.统计学；统计表
even adj.偶数的
2,4,6,8 etc. are even numbers.
odd adj.奇数的，单数的
1,3,5,7 etc. are odd numbers.
enumerate vt.枚举；计数(count, numberate)
Sam can enumerate all the Presidents of the United States.
calculate vt.计算（count），估计；计划
Children calcute with the help of their fingers when they are learing counting.
clalculus n.微积分学
percentage n.百分数，百分率，百分比
The percentage of unskilled workers is small.
proportion n.比例；均衡；面积；部分
We do not always find visible happiness in proportion t visible virtune.
exponent n.指数(index)
derivative n.导数
The limiting value of the ratio of the change in a function to the corresponding change in its independent variabvle is called derivative.
power n.乘方；幂
arc n.弧，弓，拱
infinity n.无限，无穷大

IELTS-Subject-数学

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