英语标点符号读法/念法

英文标点符号怎么念,好像没有系统的讲过英语的标点符号/数学/逻辑符号的读法,转过来,自己学一下:)

英文标点符号怎么念,好像没有系统的讲过英语的标点符号/数学/逻辑符号的读法,转过来,自己学一下:)

+  plus 加号;正号 

-  minus 减号;负号 

± plus or minus 正负号 

× is multiplied by 乘号 

÷ is divided by 除号 

= is equal to 等于号 

≠ is not equal to 不等于号 

≡ is equivalent to 全等于号 

≌ is equal to or approximately equal to 等于或约等于号 

≈ is approximately equal to 约等于号 

< is less than 小于号 

> is greater than 大于号 

≮ is not less than 不小于号 

≯ is not more than 不大于号 

≤ is less than or equal to 小于或等于号 

≥ is more than or equal to 大于或等于号 

%  per cent 百分之… 

‰ per mill 千分之… 

∞ infinity 无限大号 

∝ varies as 与…成比例 

√ (square) root 平方根 

∵ since; because 因为 

∴ hence 所以 

∷ equals, as (proportion) 等于,成比例 

∠ angle 角 

⌒ semicircle 半圆 

⊙ circle 圆 

○ circumference 圆周 

π pi 圆周率 

△ triangle 三角形 

⊥ perpendicular to 垂直于 

∪ union of 并,合集 

∩ intersection of 交,通集 

∫ the integral of …的积分 

∑ (sigma) summation of 总和 

° degree 度 

′ minute 分 

″ second 秒 

℃ Celsius system 摄氏度 

{ open brace, open curly 左花括号 

} close brace, close curly 右花括号 

( open parenthesis, open paren 左圆括号 

) close parenthesis, close paren 右圆括号 

() brakets/ parentheses 括号 

[ open bracket 左方括号 

] close bracket 右方括号 

[] square brackets 方括号 

. period, dot 句号,点 

| vertical bar, vertical virgule 竖线 

& ampersand, and, reference, ref 和,引用 

* asterisk, multiply, star, pointer 星号,乘号,星,指针 

/ slash, divide, oblique 斜线,斜杠,除号 

// slash-slash, comment 双斜线,注释符 

# pound 井号 

\ backslash, sometimes escape 反斜线转义符,有时表示转义符或续行符 

~ tilde 波浪符 

. full stop 句号 

, comma 逗号 

: colon 冒号 

; semicolon 分号 

? question mark 问号 

! exclamation mark (英式英语) exclamation point (美式英语) 

‘ apostrophe 撇号 

- hyphen 连字号 

— dash 破折号 

… dots/ ellipsis 省略号 

" single quotation marks 单引号 

"" double quotation marks 双引号 

‖ parallel 双线号 

& ampersand = and 

~ swung dash 代字号 

§ section; division 分节号 

→ arrow 箭号;参见号 

 

 

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