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专业名词
mathematics 数学addition 加法subtraction 减法multiplication 乘法division 除法sum 和remainder 余product 积quotient 商addend 加数plus sign 加号minus sign 减号multiplicand 被乘数multiplier 乘数divisor 除数dividend 被除数decimal point 小数点nought point four 零点四fraction 分数ratio 比proportion 比例numerator 分子denominator 分母common denominator 公分母squared root 平方根exponent 指数differential calculus 微分学integral calculus 积分slide rule 计算尺function 函数derivative 导数power 幂,乘方average/mean 平均数median 中位数
加减乘除
2 plus 1 equals 3 二加一等于三
4 minus 2 equals 2 四减二等于二
4 multiplied by 5 = 4 times 5 四乘以五
9 divided by 3 equals 3 = 3 goes into 9 3 times.
10 divided by 4 gives you 2 with a remainder of 2
2 remainder 2 2余数为2 缩写为 2R2
分数小数
5/12 --> five twelfths
5/6 --> five sixths
1/10 --> one tenth
1/100 --> one hundreth
3/100 --> three hundreths
x的平方 --> x squared
x的立方 --> x cubed
0.5 --> zero point five
x to the power of 4 --> x的4次方
符号表达
>= larger/greater/more than or equal to
< smaller/less/ than
约等于 approximately
不等于 not equal
形状表达
rectangle 长方形 width length area 面积
box 长方体 width length depth volume体积
square 正方形
cube 立方体
circle 圆 sphere 球 radius 半径 diameter直径
triangle三角形 pyramid 角锥体
oval 椭圆形
cone 圆锥体
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