2022年字母符号中英文、罗马数字对照归类 .pdf
字母符号中英文,罗马数字对照一、键盘符号释义:backquote 反引号 tilde 波浪符!Exclam 感叹号 at 单价#numbersign井号英语是 hash,美语是 pound,音乐里是sharp$dollar 美元币值符号%percent 百分号 caret 弧形号&ersand 和,与,引用*asterisk,star 星号,数学公式读作multiply(parenleft,opening parentheses 左扩符号)parenright,closing paretheses 右扩符号-minus;hyphen连字符,不读_ underscore 减号+plus 加号=equal 等号 bracketleft,opening bracket 左方括号 bracketright,closing bracket 右方括号名师资料总结-精品资料欢迎下载-名师精心整理-第 1 页,共 7 页 -braceleft 左花括号 braceright 右花括号;semicolon 分号:colon 冒号 quote 逗号 doublequote 引号/slash 斜线,除号 backslash 反斜杠|bar 分竖线,comma 分隔符号 greater 大于号.Period 句号,点?Question 问号 space 空格二、数学符号释义:+plus 加号;正号-minus 减号;负号 plus or minus 正负号 is multiplied by 乘号名师资料总结-精品资料欢迎下载-名师精心整理-第 2 页,共 7 页 -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 百分号 per mill 千分号 infinity 无限大号 varies as 与成比例号(square)root 平方根 since;because 因为 hence 所以 equals,as(proportion)等于,成比例 angle 角 semicircle 半圆名师资料总结-精品资料欢迎下载-名师精心整理-第 3 页,共 7 页 -circle 圆 circumference 圆周 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,点名师资料总结-精品资料欢迎下载-名师精心整理-第 4 页,共 7 页 -|vertical bar,vertical virgule 竖线&ersand,and,reference,ref 和,于,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 叹号 apostrophe 撇号-hyphen 连字号-dash 破折号.dots/ellipsis 省略号 single quotation marks 引号 double quotation marks 双引号 parallel 双线号,分隔号 swung dash 代字号 section;division 分节号名师资料总结-精品资料欢迎下载-名师精心整理-第 5 页,共 7 页 -arrow 箭号;参见号_ underscore 下划线三、罗马、阿拉伯数字、英语对照释义:I 1 one 1st the first II 2 two 2nd the second III 3 three 3rd the third IV 4 four 4th the fourth V 5 five 5th the fifth VI 6 six 6th the sixth VII 7 seven 7th the seventh VIII 8 eight 8th the eighth IX 9 nine 9th the ninth X 10 ten 10th the tenth XI 11 eleven 11th the eleventh XII 12 twelve 12th the twelfth XIII 13 thirteen 13th the thirteenth XIV 14 fourteen 14th the fourteenth XV 15 fifteen 15th the fifteenth XVI 16 sixteen 16th the sixteenth XVII 17 seventeen 17th the seventeenth XVIII 18 eighteen 18th the eighteenth XIX 19 nineteen 19th the nineteenth 名师资料总结-精品资料欢迎下载-名师精心整理-第 6 页,共 7 页 -XX 20 twenty 20th the twentieth XXI 21 twenty-one 21st the twenty-first XXV 25 twenty-five 25th the twenty-fifth XXX 30 thirty 30th the thirtieth XL 40 forty 40th the fortieth L 50 fifty 50th the fiftieth LX 60 sixty 60th the sixtieth LXX 70 seventy 70th the seventieth LXXX 80 eighty 80th the eightieth XC 90 ninety 90th the ninetieth IC 99 ninety-nine 99th the ninety-ninth C 100 one hundred 100th the hundredth 罗马数字记数方法和规则:I(1)V(5)X(10)L(50)C(100)D (500)M (1000)组数规则:左减右加。I X C 中任何一个数字自身连用构成数目;V L D 放在大数的右边采用相加的方式使用只能用其中之一;V 和 X 数字左边只能用 I;L 和 C 左边的小数只能用X;D 和 M 左边的小数字只能用 C;在数字上加一横表示增加1000 倍。简单举例:1100 MC,1900 MCM,4999 MMMMCMXCIX 名师资料总结-精品资料欢迎下载-名师精心整理-第 7 页,共 7 页 -