AEAS数学推理考试必学词汇
- 2019-09-19
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AEAS考试对很多学生来说,其中的数学科目虽然有难度,但是AEAS数学与国内数学考试还是有所差别的,所提同学们在AEAS数学推理考试中要更多的花一些备考心思,今天小编就为大家带来关于AEAS数学考试必学词汇介绍,希望能够帮助同学们。
数学符号
+
plus 加号;正号,“1+1”读作:one plus one
-
minus ['maɪnəs]; negative ['negətɪv],减号;负号,“2-1”读作:two minus one,“-3”读作:minus three或negative three,“2-(-3)”读作:two minus negative three
±
plus-minus sign 正负号,“±1” 读作:plus or minus one
×
multiplied [’mʌltɪ’plaɪd] by ; times,乘号,“2×3” 读作:two multiplied by three 或 two times three
÷
divided by 除号,“4÷2”读作:four divided by two
=
equals; is equal to 等于号,“1+1=2”读作:One plus one equals two.或 One plus one is equal to two.
≠
is not equal to 不等于号,“a≠b”读作:a is not equal to b
≌
congruent ['kɒŋgrʊənt] to,全等(两个图形形状相同、大小相等),“△ABC≌△DEF”读作:Triangle ABC is congruent to Triangle DEF.
≈
approximately equal to 约等于号,“3×3≈10” 读作:Three multiplied by three is approximately equal to ten.
<
is less than 小于号,“1<2”读作 One is less than two.
>
is greater than 大于号,“2>1”读作:Two is greater than one.
≮
is not less than 不小于号,“3≮2”读作:Three is not less than two.
≯
is not greater than 不大于号,“2≯4” 读作:Two is not greater than four.
≤
is less than or equal to 小于或等于号,“2≤3”读作:Two is less than or equal to three.
≥
is greater than or equal to 大于或等于号,“5≥4”读作:Five is greater than or equal to four.
%
per cent 百分之……,“10%”读作:ten percent
‰
per mill [mil]; per thousand千分之……,“10‰”读作:ten per thousand
∞
infinity [ɪn'fɪnɪtɪ] 无限大号,“-∞” 读作:negative infinity
∝
varies as 与...成比例,“X∝Y”读作:X varies as Y
√ ̄
square root 平方根,“√ ̄16=4”读作:The square root of sixteen is four.
3√ ̄
cube root 立方根,“3√ ̄27=3”读作:The cube root of 27 is 3.
∵
since; because 因为,“∵1+1=2”读作:because one plus one equals two
∴
hence; therefore 所以,“∴1<2”读作:hence one is less than two
∠
angle 角,“∠A”读作:angle A,“∠A +∠B+∠C=180°”,读作:The measure of angle A plus angle B plus angle C equals 180 degrees.
⌒
semicircle ['semɪsɜːkl] 半圆,“⌒AB”读作:semicircle AB
⊙
circle 圆,“⊙A”读作:circle A
○
circumference [sə'kʌmf(ə)r(ə)ns] 圆周,“○=π×d”读作:Pi multiplied by d equals circumference.
π
pi constant 圆周率,“π×d”读作:pi multiplied by d
△
triangle 三角形,“△ABC”读作:triangle ABC,What is the area of triangle ABC? 求三角形ABC的面积。
⊥
perpendicular to [,pɜːp(ə)n'dɪkjʊlə] 垂直于,“A⊥B”读作:A is perpendicular to B.
//
parallel ['pærəlel] to 平行于,Line AB is parallel to line CD.
∪
union of 并,合集,“A∪B”读作:the union of A and B
∩
intersection [ɪntə'sekʃ(ə)n] of 交,通集,“A∩B”读作:The intersection of A and B
∫
the integral [ˈɪntɪɡrəl] of ……的积分,“∫x”读作:the integral of x
∑
summation of 总和,“∑x”读作:the summation of x36,equation [ɪ'kweɪʒ(ə)n]
方程式、等式
“y = kx” 读作:Y varies as x.K is "the constant of variation.y与x成正比(y是x的正比函数),k是常数。
“y = k/x”读作:Y varies inversely as x.y与x成反比例(y是x的反比例函数)。
有关分数和小数
proper fraction真分数
improper fraction假分数
mixed number带分数
tenths unit十分位
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
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
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,e.g.|-32|=32
round off四舍五入
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
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……
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
ordinary scale, decimal scale十进制
nonnegative非负的
tens十位
units个位
mode众数
median中数
common ratio公比
数列
arithmetic progression(sequence)等差数列
geometric progression(sequence)等比数列
其它
approximate近似
(anti)clockwise(逆)顺时针方向
cardinal基数
ordinal序数
direct proportion正比
distinct不同的
estimation估计,近似
parentheses括号
proportion比例
unit单位,位
permutation排列
combination组合
table表格
trigonometric function三角函数
以上就是小编为大家带来的关于AEAS考试备考介绍,希望能够帮助大家更好的应对这门考试,在备考中将题型了解清楚才能更好的应对考试。想要获取更多AEAS考试英语等更多信息,大家可以线上咨询客服哦!最后小编预祝大家能考取心中满意成绩。
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