数学符号和西文字母的英文发音

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1、数学符号和西文字母的中英文发音`backquote反引号~tilde!exclam@at#numbersign,英语国家是hash，美语是pound,音乐里作sharp,如C#$dollar%percent^caret&ersand*asterisk,star(美语),数学公式中作multiply(parenleft,openingparentheses)parenright,closingparetheses-minus;hyphen连字符,不读_underscore+plus=equal[bracketleft,openingbracke

2、t]bracketright,closingbracket{braceleft}braceright;semicolon:colon'quote"doublequote/slash/backslash反斜杠

3、bar,commagreater.period?questionspace空格一些特殊符号的英文读法----主要是数学符号＜    islessthan＞    ismorethan≮    isnotlessthan≯    isnotmorethan≤    islessthanorequalto小于或等于号-    hyphe

4、n连字符≥    ismorethanorequalto大于或等于号'    apostrophe省略号,英文中省略字符用的撇号;所有格符号％    percent－    dash破折号‰    permille∞    infinity无限大号∝    variesas与…成比例()    parentheses圆括号√    (square)root平方根[]    squarebrackets方括号∵    since;because因为《》    Frenchquotes法文引号;书名号∴    hence所以…    ellipsis省

5、略号∷    equals,as(proportion)等于，成比例¨    tandemcolon双点号∠    angle角∶    ditto双点号⌒    semicircle半圆‖    parallel双线号⊙    circle圆／    virgule斜线号○    circumference圆周～    swungdash代字号△    triangle三角形§    section;division分节号⊥    perpendicularto垂直于→    arrow箭号；参见号∪    unionof并，合集∩    int

6、ersectionof交，通集∫    theintegralof…的积分±    plusorminus正负号∑    summationof总和×    ismultipliedby乘号°    degree度÷    isdividedby除号′    minute分″    second秒≠    isnotequalto不等于号≡    isequivalentto全等于号℃    Celsiusdegree摄氏度≌    isequaltoorapproximatelyequalto等于或约等于号 一些符号的读法+plus加号；正号-m

7、inus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＞ismorethan大于号≮isnotlessthan不小于号≯isnotmorethan不大于号≤islessthanorequalto小于或等于号≥ismorethanorequa

8、lto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∪unionof并，合集∩intersectionof交，通集∫theintegralof…的积分∑(sigma)summationof

9、总和°degree度′minute分〃second秒℃Celsiussystem摄氏度{openbrace,opencur