在知乎上看到一篇介绍标点符号英文表达的文章，整理如下。
标点符号
{open brace, open curly 左花括号}close brace, close curly 右花括号(open parenthesis, open paren 左圆栝号)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, full stop 句号，点|vertical bar, vertical virgule 竖线&ersand, 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#pound 井号\backslash, escape 反斜浅转义符，有时表示转义符或续行符~tilde 波浪符,comma 逗号:colon 冒号?question mark 问号;semicolon 分号!exclamation mark (英式〉 exclamation point (美式）感叹号’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§section, division 分节号`grave 重音符
数学符号
−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πpi 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 摄氏度