Chapter 2 Flashcards
临时插播新闻
We interrupt our regularly scheduled program
我有拘票
I have a warrant for your arrest 或you are under arrest
6*7=42
six multiplied by seven equals forty-two或six times seven equals (is ) forty-two或six sevens are forty-two
15÷3=5
fifteen divided by three equals (is) five
出现余数级
Oh! there’s a remiander!
10÷3=3r1
ten divided by three equals three with a remaider of one
Xⁿ
x to the nth power 依照这个公式,如果是-n, minus nth
二次方r特殊说法是=5^2
five to the second power/five squared
7^3
seven to the third power/ seven cubed
X的n次方根
the Nth root of x
根号7平方根
the square root of seven,
x立方根
the cube root of x
英语乘法口诀表
multiplication table
如请背一下乘法口诀中的4
please tell me the four times table或者let’s begin our multiplication table of four. 回答:four times zero equals (is) zero. four times one equals four.
直角三角形
right triangle
锐角三角形
acute triangle
立方体
cube
圆柱体
cylinder/column
圆锥
cone
棱柱
prism
棱锥/三角锥
pyramid
圆
circle
椭圆
oval, oval office 是指白宫
扇形
Sector
四边形 或称四角形
quadrangle
正方形
squre
长方形
rectangle
平行四边形
parallelogram
菱形
diamond/ rhombus
梯形
trapezoid
五角形
pentagon the Pentagon是指五角大楼
六角形
hexagon
方程式
equation
一次方程式
simple (linear) equation
函数
function
一次函数
linear function
二次函数
quadratic function
因数
factor
整数
integer/integral number
小数
decimal
分数
fraction
实数
real number/actual number
最大公约数
greatest common divisor
最小公倍数
lowest common multiple
偶数
even number
奇数
odd number
四舍五入
round off
无条件进位/无条件舍去
round up/round down