英文符号怎么读.pdf

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1、.英文符号怎么读22AprPostedby:9in:读书+plus加号；正号-minus减号；负号±plusorminus正负号×ismultipliedby乘号÷isdividedby除号＝isequalto等于号≠isnotequalto不等于号≡isequivalentto全等于号≌isequaltoorapproximatelyequalto等于或约等于号≈isapproximatelyequalto约等于号＜islessthan小于号＞isgreaterthan大于号≮isnotlessthan不小于号≯isnotmore

2、than不大于号≤islessthanorequalto小于或等于号≥ismorethanorequalto大于或等于号%percent百分之⋯‰permill千分之⋯∞infinity无限大号∝variesas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⊥perpendicularto垂直于∪uniono

3、f并，合集∩intersectionof交，通集∫theintegralof的积分⋯∑(sigma)summationof总和°degree度′minute分″second秒℃Celsiussystem摄氏度{openbrace,opencurly左花括号}closebrace,closecurly右花括号..(openparenthesis,openparen左圆括号)closeparenthesis,closeparen右圆括号()brakets/parentheses括号[openbracket左方括号]closebracke

4、t右方括号[]squarebrackets方括号.period,dot句号，点

5、verticalbar,verticalvirgule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//slash-slash,comment双斜线，注释符#pound井号backslash,sometimesescape反斜线转义符，有时表示转义符或续行符~tilde波浪符.fullstop句

6、号,comma逗号:colon冒号;semicolon分号?questionmark问号!exclamationmark(英式英语)exclamationpoint(美式英语)'apostrophe撇号..-hyphen连字号--dash破折号...dots/ellipsis省略号"singlequotationmarks单引号""doublequotationmarks双引号‖parallel双线号&ersand=and～swungdash代字号§section;division分节号→arrow箭号；参见号.