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olevel数学考试中全英文表达,教你看懂!

还在为不知如何表达数学符号而发愁吗?别着急,今天小编给大家带来一边关于olevel数学考试中会遇到的数学符号及英语表达方式,赶紧记下来哦!

01

+: plus 加号;正号

“1+1”读作:one plus one

02

-: minus; negative 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

03

±: plus-minus sign 正负号

“±1” 读作:plus or minus one

04

×: multiplied by ; times 乘号

“2×3” 读作:two multiplied by three 或 two times three

05

÷: divided by 除号

“4÷2”读作:four divided by two

06

=: 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.

07

≠: is not equal to 不等于号

“a≠b”读作:a is not equal to b

08

≌: congruent 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.

09

≈: approximately equal to 约等于号

“3×3≈10” 读作:Three multiplied by three is approximately equal to ten.

10

<: is less than 小于号

“1<2”读作 One is less than two.

11

>: is greater than 大于号

“2>1”读作:Two is greater than one.

12

≮: is not less than 不小于号

“3≮2”读作:Three is not less than two.

13

≯: is not greater than 不大于号

“2≯4” 读作:Two is not greater than four.

14

≤: is less than or equal to 小于或等于号

“2≤3”读作:Two is less than or equal to three.

15

≥: is greater than or equal to 大于或等于号

“5≥4”读作:Five is greater than or equal to four.

16

%: percent 百分之……

“10%”读作:ten percent

17

‰ : per mill ; per thousand 千分之……

“10‰”读作:ten per thousand

18

∞: infinity 无限大号

“-∞” 读作:negative infinity

19

∝: varies as 与...成比例

“X∝Y”读作:X varies as Y

20

√ ̄: square root 平方根

“√ ̄16=4”读作:The square root of sixteen is four.

21

3√ ̄: cube root 立方根

“3√ ̄27=3”读作:The cube root of 27 is 3.

22

∵: since; because 因为

“∵1+1=2”读作:because one plus one equals two

23

∴: hence; therefore 所以

“∴1<2”读作:hence one is less than two

24

∠: 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.

25

⌒: semicircle 半圆

“⌒AB”读作:semicircle AB

以上就是今天小编分享的有关新加坡olevel考试的信息了,小编会第一时间更新olevel考试真题,同学们要多加练习,希望能够给你带来一些帮助,祝各位同学顺利通过olevel考试,早日实现自己的留学梦!



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