1、基本的数学概念
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?
cube root立方根??
common logarithm常用对数??
digit数字?
constant常数?
variable变量
inverse function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?
round off四舍五入 
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?
cube root立方根??
common logarithm常用对数??
digit数字?
constant常数?
variable变量
inverse function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?
round off四舍五入
2、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?
real number, rational number实数,有理数?
irrational(number)无理数??
inverse倒数?
reciprocal aj, n 倒数
composite number合数
排列(permutation) 组合(combination)
2/3 as many A as B: A=2/3*B
...twice as many... A as B: A=2*B
power 次方 (2^5=the fifth power of 2)
tie 并列，齐平
bisect 平分
plane 平面
intercede截距(有正负之分)
median of an trangle 三角形的中线
median 中数
in terms of 用...表达
be contained in 位于...上
to the nearest 最接近的
closest approximation 最近似的
least common multiple 最小公倍数
least possible value 最小的可能值
least common multiple最小公倍数
