各種符號(hào)、數(shù)字英語(yǔ)讀法

1、實(shí)用標(biāo)準(zhǔn)文案常用的數(shù)學(xué)符號(hào)英文讀法一、一般符號(hào)對(duì)應(yīng)的英文單詞 period 句號(hào)， comma 逗號(hào)： colon 冒號(hào)； semicolon 分號(hào)！ exclamation 驚嘆號(hào)？ question mark問(wèn)號(hào) hyphen 連字符 apostrophe 省略號(hào)；所有格符號(hào) dash 破折號(hào) single quotation marks單引號(hào)“” double quotation marks雙引號(hào)( ) parentheses圓括號(hào) square brackets方括號(hào) French quotes法文引號(hào)；書(shū)名號(hào). ellipsis省略號(hào)¨tandem colon雙點(diǎn)號(hào)&quo

2、t; ditto同上 parallel 平行 雙線號(hào) virgule 斜線號(hào)文檔實(shí)用標(biāo)準(zhǔn)文案 ampersand = and swung dash 代字號(hào)§section; division分節(jié)號(hào) arrow 箭號(hào)；參見(jiàn)號(hào) plus 加號(hào)；正號(hào) minus 減號(hào)；負(fù)號(hào)± plus or minus正負(fù)號(hào)× is multiplied by or cross叉乘÷ is divided by除號(hào) is equal to 等于號(hào) is not equal to不等于號(hào) is equivalent to全等于號(hào) is equal to or approxima

3、tely equal to等于或約等于號(hào) is approximately equal to約等于號(hào) is less than 小于號(hào) is more than（is greater than在數(shù)學(xué)中更常用）大于號(hào) is not less than不小于號(hào) is not more than不大于號(hào) is less than or equal to小于或等于號(hào) is more than or equal to大于或等于號(hào) per cent 百分之 per mill 千分之 文檔實(shí)用標(biāo)準(zhǔn)文案 infinity 無(wú)限大號(hào) varies as 與 成比例 (square) root平方根 since;

4、 because因?yàn)?hence所以 equals, as (proportion)等于，成比例 angle 角 semicircle 半圓 circle 圓 circumference 圓周 pi 圓周率 triangle 三角形 perpendicular to垂直于；另外normal to，right to也都有垂直的意思。 union of 并，合集 intersection of交，通集 the integral of 的積分 (sigma) summation of總和°degree度minute分second秒 number 號(hào) Celsius system攝氏度文檔實(shí)

5、用標(biāo)準(zhǔn)文案 at 單價(jià) pi. dot ( 點(diǎn)乘就是 centered dot)? ：偏微分符號(hào) ,? 讀作 round 法國(guó)人發(fā)明的 .偏導(dǎo)數(shù)英文翻譯為partial derivative,因此有時(shí)讀為partial. 還有一種讀法,念成 round? ：是希臘字母的古典寫(xiě)法 ,數(shù)學(xué)里只用作表示偏導(dǎo)數(shù)的記號(hào),在表示偏導(dǎo)數(shù)的時(shí)候 ,一般不念字母名稱 ,中國(guó)人大多念作“偏”,(例如z 對(duì) x 的偏導(dǎo)數(shù) ,念作“偏z 偏 x” .)(簡(jiǎn)單的把? y/ ?x 讀成偏 y 比偏 x)倒三角符號(hào) 讀“Nabla ”,奈不拉 ,也可以讀作“ Del ”，讀 nabla 的居多， Del 在某些英文書(shū)里會(huì)見(jiàn)

6、到。 nabla 符號(hào)本身具有不同的功能，當(dāng)它按不同的乘法規(guī)則作用于函數(shù)時(shí)會(huì)分別得到f f prime f撇A 上面一個(gè)橫杠： A barA 上面一個(gè)星星 * ： A asteriskA 上面一個(gè)波浪線： A tildeA 的厄米共軛（注意不是加號(hào)，那個(gè)豎比橫長(zhǎng)）： A dagger （dagger ：短劍，匕首）梯度： grandient符號(hào)為 grad ，散度：divergence符號(hào)為 div 。此時(shí)可直接讀作 grandient（divergence ） of .文檔實(shí)用標(biāo)準(zhǔn)文案1.Logic邏輯?there exist?for allp? qp implies q / if p, t

7、hen qp if and only if q /p is equivalent to q / p and q arep? qequivalent2.SetsxAx belongs to A / x is an element (or a member) of Ax? Ax does not belong to A / x is not an element (or a member)of AA? BA is contained in B / A is a subset of BA? BA contains B / B is a subset of AABA cap B / A meet B

8、/ A intersection BA BA cup B / A join B / A union BABA minus B / the diference between A and BA×BA cross B / the cartesian product of A and B3. Realnumbersx+1x plus onex-1x minus one文檔實(shí)用標(biāo)準(zhǔn)文案x±1x plus or minus onexyxy / x multiplied by y(x - y)(x + y)x minus y, x plus yx yx over y=the equal

9、s signx = 5x equals 5 / x is equal to 5x5x (is) not equal to 5xyx is equivalent to (or identical with) yx yx is not equivalent to (or identical with) yx > yx is greater than yxyx is greater than or equal to yx < yx is less than yxyx is less than or equal to y0 < x < 1zero is less than x

10、is less than 10x 1zero is less than or equal to x is less than or equal to 1| x |mod x / modulus xx 2x squared / x (raised) to the power 2文檔實(shí)用標(biāo)準(zhǔn)文案x 3x cubedx 4x to the fourth / x to the power fourx nx to the nth / x to the power nx- nx to the (power) minus nx(square) root x / the square root of xx 3

11、cube root (of) xx 4fourth root (of) xx nnth root (of) x( x+y ) 2x plus y all squared( x y ) 2x over y all squaredn!n factorialx x hatxx barx?x tildex ixi / x subscript i / x suffix i / x sub ithe sum from i equals one to n a i / the sum as i runs from 1 i=1 n a ito n of the a i4. Linearalgebra x the

12、 norm (or modulus) of x文檔實(shí)用標(biāo)準(zhǔn)文案OAOA / vector OAOAOA / the length of the segment OAA TA transpose / the transpose of AA - 1A inverse / the inverse of A5. Functionsf( x )fx / f of x / the function f of xf:STa function f from S to Txyx maps to y / x is sent (or mapped) to yf prime x / f dash x / the (f

13、irst) derivative of f with respect tof'( x )xf double-prime x / f double-dash x / the second derivativef''( x )of f with respect to xtriple-prime x / f triple-dash x / the third derivative of f withf'''( x )respect to xf (4) ( x )f four x / the fourth derivative of f with res

14、pect to x?f ?x 1the partial (derivative) of f with respect to x1? 2f ? x 1the second partial (derivative) of f with respect to x12 0 the integral from zero to infinitylim ? x 0the limit as x approaches zero文檔實(shí)用標(biāo)準(zhǔn)文案lim ?x 0the limit as x approaches zero from above+lim ?x 0the limit as x approaches ze

15、ro from below-log y to the base e / log to the base e of y / natural log (of)log e yylog y to the base e / log to the base e of y / natural log (of)Ln yy二、一些函數(shù)關(guān)系的讀法A 與 B 的乘積the _ product of A and B（ _中填乘積的性質(zhì)，例如外積就填outer ，內(nèi)積就填 inner)A 乘以 B A times B or A is multiplied by B A/B A over B B 分之 A 的最普通讀法f

16、(x) f of x函數(shù) f(x)exp(n) e to powers of n e的 n 次冪三、 Pronunciation of Numerals數(shù)詞的讀法1.Cardinals and Ordinals基數(shù)和序數(shù)(1)100以內(nèi)的數(shù)詞基數(shù) 序數(shù)文檔實(shí)用標(biāo)準(zhǔn)文案Roman ArabicNumerals Numerals羅馬數(shù)字阿拉伯?dāng)?shù)字讀法數(shù)碼讀法I 1 one 1st the firstII 2 two 2nd the second III 3 three 3rd the third IV 4 four 4th the fourth V 5 five 5th the fifth VI

17、6 six 6th the sixthVII 7 seven 7th the seventh VIII 8 eight 8th the eighth IX 9 nine 9th the ninthX 10 ten 10th the tenthXI 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 fifteenthXVI 16 sixte

18、en 16th the sixteenthXVII 17 seventeen 17th the seventeenthXVIII 18 eighteen 18th the eighteenthXIX 19 nineteen 19th the nineteenth文檔實(shí)用標(biāo)準(zhǔn)文案XX 20 twenty 20th the twentiethXXI 21 twenty-one 21st the twenty-firstXXV 25 twenty-five 25th the twenty-fifthXXX 30 thirty 30th the thirtieth XL 40 forty 40th t

19、he fortieth L 50 fifty 50th the fiftiethLX 60 sixty 60th the sixtiethLXX 70 seventy 70th the seventieth LXXX 80 eighty 80th the eightieth XC 90 ninety 90th the ninetiethIC 99 ninety-nine 99th the ninety-ninth C 100 one hundred 100th the hundredth CII 102 a hundred 102nd the (one) hundred and two and

20、 second246 two hundred and forty-six751 seven hundred and fifty-one(2)1000以上的數(shù)詞1,000 = one thousand一千10,000 = ten thousand一萬(wàn)100,000 = one hundred thousand十萬(wàn)1,000,000 = one million一百萬(wàn)文檔實(shí)用標(biāo)準(zhǔn)文案10,000,000 = ten million一千萬(wàn)100,000,000=one hundred million一億(3) 十億以上的大數(shù)，英美有不同的讀法：英國(guó)美國(guó)十億 one thousand million =

21、 one billion百億 ten thousand million = ten billion千億 one hundred thousand million = one hundred billion萬(wàn)億 one billion = one trillion2.Fractions分?jǐn)?shù)通常將分子讀為基數(shù)，將分母讀為序數(shù)。1/2 = a (or one) half1/3 = a (or one) third1/4 = a quarter or one fourth1/5 = a (or one) fifth2/3 = two thirds9/10 = nine tenths53/4 = fiv

22、e and three quarters15/64= fifteen over (or by) sixty-four15% = fifteen per cent4= four per mill文檔實(shí)用標(biāo)準(zhǔn)文案3.Decimals小數(shù)0.4 = zero (or nought) point four.01 = point (or decimal) nought one12.34 = twelve point three four567.809 = five hundred and sixty-seven point eight nought nine30.45 = thirty point fo

23、ur five, five recurring0.3% = decimal three percent4.Mathematic Forms數(shù)學(xué)式(1) Addition加法1+2=3 One and two are three.2+3=5 Two plus three equals five.4+0=4 Four and nought is equal to four.45+70+152=267 45,70 and 152 added are (or make) 267the sum (or total) is 267.演算時(shí)的讀法：Three and seven are ten;I writ

24、e(or I write down,or I put down)a nought and carry one.Four and onethatI carryare five,and eightmakethirteen,andthreesixteen;I write down six and carry one. One and one (that I carry) are two;文檔實(shí)用標(biāo)準(zhǔn)文案I put down two.The sum (or total, or the result of the addition) is two hundred and sixty.37,80 and

25、143 added together, and(or make) 260.(2)Subtraction減法9-4=5 Nine minus four equals (or is equal to) five.15-7=8 Seven from fifteen leaves eight.23,654-8,175=15,4798,175 (take or subtracted) from 23,654 leaves 15,479.The difference (or The remainder) is 15,479.Nine from five wont go.演算時(shí)的讀法：Nought from

26、 nought (leaves) nought.One from one leaves nought (or nothing).Two from three (leaves) one.I cant take (or subtract) five from four; I must borrow ten;five from fourteen leaves nine.The difference (or The remainder) is nine thousand one hundred.5210 (take or subtracted) from 14,310 leaves 9,100.(3)

27、Multiplication乘法1×0=0 One multiplied by nought equals nought.文檔實(shí)用標(biāo)準(zhǔn)文案1×1=1 Once one is one.2×1=2 Twice one is two.3×5=15 Three times five is fifteen6×0=0 Multiply six by nothing, and the result is nothing.演算時(shí)的讀法 :Five times nine (or Nine multiplied by five) are forty-five;I

28、put down five and carry four.Five times seven are thirty-five and four (that I carry) are thirty-nine;I write down nine and carry three.Five times six make thirty and three (that I carry) thirty-three;I put down thirty-three.Eight times nine (or Eight nine) are seven two;I write two and carry seven.

29、Eight sevens make fifty-six and seven are sixty-three.I put down three and carry six.Eight sixes make forty-eight and six fifty-four;I write down fifty-four.I now add the partial results (or products) Five.Two and nine are eleven.Three and three are six and one are seven.Four and three make seven.文檔

30、實(shí)用標(biāo)準(zhǔn)文案(4)Division除法9÷3=3 Nine divided by three makes (or is equal to) three.20 ÷5=4 Five into twenty goes four times.4567 ÷23=198余 13 23 into 4567 goes 198 times, and 13 remainder.The quoctient is 198, and 13 remainder.演算時(shí)的讀法 :Fifteen into thirteen wont go;fifteen into one hundred and

31、 thirty-eight goes nine times;nine times fifteen are one hundred and threty-five;one hundredand thirty-fivefromonehundredandthirty-eightleavesthree;I bring down seven; fifteen into thirty-seven goes twice;twice fifteen are thirty; thirty from thirty-seven leaves seven.The (exact) quotient is ninety-

32、two, and seven remainder;15 into 1387 goes 92 times, and 7 remainder.5.Time時(shí)間1)Hours鐘點(diǎn)2h.5 8" = two hours five minutes eight seconds 2小時(shí) 5 分 8 秒6.18 = six eighteen 6時(shí) 18 分8.30 a.m.= eight thirty a.m.ei em上午 8 時(shí) 30 分the 6.05 p.m.train = the six (nought) five p.m.pi: em train下午 6 時(shí)零文檔實(shí)用標(biāo)準(zhǔn)文案5 分列車(chē)又

33、二十四小時(shí)混合制的寫(xiě)法和讀法如下：0900= 0 nine hundred (上午 )9時(shí)0910= 0 nine ten ( 上午 )9 時(shí) 10分1300= thirteen hundred 13時(shí)(下午 1 時(shí))1525= fifteen twenty-five 15時(shí)25分(下午3時(shí)25分)2000= twenty hundred 20時(shí)(下午 8 時(shí))at 5 o c =at five o clock五點(diǎn)鐘(2)Date日期Oct.1 =October first 10月 1 日Oct.1st = October the first 10月 1 日1st Oct. 1949 = th

34、e first of October, nineteen forty-nine 1949年 10 月 1日3/5 = 英May (the) third 5月 3 日； 美March fifth 3月 5 日附注 聯(lián)系日期前置詞用on.(3)Year年份684 B.C. =Six eighty-four B.C. bi: si: 公元前 684 年1960= nineteen sixty; nineteen hundred and sixty19- nineteen something1950 s nineteen fifties二十世紀(jì)五十年代文檔實(shí)用標(biāo)準(zhǔn)文案附注 聯(lián)系年份的前置詞用in.6.

35、Numbers 號(hào)碼(1)Telephones Numbers電話號(hào)碼1023= one O two three; ten twenty-three1227= one double two (or two two) seven0386= O three eight six0096= double O(or O O )nine six7000= seven O double O = seven thousandNo.26= Number 26第 26 號(hào)Room 201 = Room two O one第 201 房間10 Changan Street = Ten Changan Street長(zhǎng)

36、安街 10 號(hào)2)Writings書(shū)籍作品Vol.I = Volume one (or the first volume)卷一Chap.II= Chapter two (or the second chapter)第 2 章Page 3 = page Three (or the third page)第 3 頁(yè)See pp.5-10 = See Pages five to ten見(jiàn)第 5-10 頁(yè)Act V = Act five (or the fifth act)第 5 幕Hamlet III 1:56 = Hamlet Act Three, Secene One.Line fifty-si

37、x哈姆雷特第 3 幕第一場(chǎng)第 56 行Matt.7:12 = Matthew, Chapter Seven, Verse Twelve馬可福音第七章第文檔實(shí)用標(biāo)準(zhǔn)文案12 節(jié)Beethoven Op.49 = Beethoven Opus forty-nine貝多芬作品第 49 號(hào)4to = quarto四本開(kāi)8vo = octavo八本開(kāi)(3)Other其他World War I = World War One第一次世界大戰(zhàn)World War II = World War Two第二次世界大戰(zhàn)Charles I= Charles the First查理一世Henry V = Henry th

38、e Fifth亨利五世Mr.- = Mr. Dash; Mr. So-and-so某某先生Mr.B - = Mr. B-Esq.,of -= the town of Blank Esquire of Blank University某大學(xué)某某先生the townf = the town of Blank某某城The result of the game was 3-0比賽結(jié)果是三比零。7.Money貨幣(1)British currency英幣6d. = six pence六便士1/2d. = a halfpenny半便士11/2d. = a peney halfpenny or three halfpeny or three halfpence一便士半1/4d. = a farthing一個(gè)銅元33/4d.= three pence three farghings三便士三銅元文檔實(shí)用標(biāo)準(zhǔn)文案1s.6d.(or 1/6) = one (shilling) and six (pence)一先令六便士 1.18 = (or 1.18s.)= one pound eighteen (shillings)一鎊十八先令 1.3s.6d. = one p