看你指的是什么了如果是数字的号：number（简写NO.）日期;date或是其他特殊的符号：找个公用电话机，随便拨个接入码，比如：201, 然后就听到普通话按1，英语按2，这时候按2，然后它就会说：请输入卡号，按井号结束。...and end with the hash key....这时候就能听到井号的英语是个啥：），就是这个hash key 。 井号的其他说法还有： In North America, "pound key" In some countries with British tradition, "hash key" "number sign" is also used by some* asterisk, multiply, star, pointer 星号，乘号，星，指针其它一些符号的读法+ 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 more 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/ 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_ underscore 下划线
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