Writing and Saying Numbers英文数字的读写及表达

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数字的英文读法-完整版ppt课件

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10
5. 小数
小数是用数字来表示的,小数点后无论有多少位数也不要在中间插入逗点;小数点读作point;小数点后面的数字要一个一个地读出。
9.45 读作：“nine point four five”, （但有时也会听到“nine point forty- five”的特例读法。）如果小数点前为0, 读作nought 或zero。.
The price has been reduced by 20 percent (or 20%) since May.
The number of visiting patients is 30 percent (or 30%) less than the same time last year.
points at 10, 116. The Standard and Poor’s 500 Index gained 6 points to close at 1, 254.
( 10, 116 读作: ten thousand one hundred sixteen; 1, 254 读作: twelve hundred and fifty- four)
但要注意在提及国王或女王时, 只能用序数词, 而不能用基数词。
如: Queen Elithabeth II 应读作: Queen Elithabeth the second, 而不能读作Queen Elithabeth two。
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4
3.号码
电话号码,房间号,帐号,汽车牌号等按编号的顺序一个一个地读出,遇到“0”时读oh,相连的两个相同的<基数词>可读作double。
( 在美式英语中, 往往省略hundred 后面的 and) 。

英语作文的数字表达方式

英语作文的数字表达方式When writing an English essay, the correct way to express numbers can greatly enhance the clarity and professionalism of your writing. Here are some guidelines to help you master the numerical expressions in English essays:1. Cardinal Numbers: These are used to show quantity. In English, we write numbers from the highest place value to the lowest, unlike some other languages that may do the opposite. For example, the number 1,234 is read as "one thousand, two hundred thirty-four."2. Ordinal Numbers: These indicate position or order. They often end in -st, -nd, -rd, or -th in English. For example, "first," "second," "third," and "fourth."3. Large Numbers: When writing large numbers, it's common to use commas to separate every three digits, both in the thousands and in the millions. For instance, 1,000,000 is one million.4. Decimals and Fractions: Decimal numbers are written with a period followed by the decimal part, e.g., 0.5 for one-half. Fractions are written with the numerator followed by a forward slash and then the denominator, e.g., 3/4 for three-quarters.5. Percentages: Percentages are indicated by the percent sign(%). For example, 50% is read as "fifty percent."6. Dates and Times: Dates are typically written with the month followed by the day and then the year. For example, December 31, 2021, is written as 12/31/2021 in American English or 31/12/2021 in British English. Times are written with a colon separating the hours from the minutes, e.g.,3:00 PM.7. Approximations: When you want to express an approximate number, you can use words like "about," "around," or "approximately." For example, "There are approximately 50 students in the class."8. Ranges: To express a range of numbers, you can use a dash or the word "to." For example, "The tickets cost between $10 to $20" or "The tickets cost $10–$20."9. Plurals and Possessives: When a number ends in 1, the noun that follows should be in the plural form, e.g., "The 81st century." If the number is possessive, an apostrophe follows the number, e.g., "The 1990s' fashion."10. Hyphenation: When using numbers as adjectives before a noun, hyphenate the compound adjective, e.g., "a two-week vacation."11. Spelling Out Numbers: In some cases, especially at the beginning of a sentence or when the number is under 10, it's more common to spell out the number in words, e.g., "Five hundred students attended the lecture."12. Abbreviations: Some numbers can be abbreviated, especially in formal writing. For example, "St." for "Street," "Ave." for "Avenue," and "Dr." for "Drive."Remember, the context in which you're writing will often dictate the best way to express numbers. Always aim for clarity and consistency throughout your essay.。

Writing-and-Saying-Numbers英文数字的读写和表达

2022/3/23
5
Numbers
16,250,064 sixteen million two hundred and fifty thousand and sixty-four 5,237,166,234
five billion two hundred and thirty-seven million one hundred and sixty-six thousand two hundred and thirty-four
让你牵挂让你难
——Amy Du
1
Writing and Saying Numbers
1
2022/3/23
2
Outline
Numbers (数词)
Fractions（分数）
Percent （百分数）
Decimals（小数）
Quantity Representation（数量表示法）
Addition , subtraction, multiplication and division
(2) from 11 to 19 (-teen)
eleven，twelve，thirteen， fourteen，fifteen， sixteen seventeen，eighteen， nineteen
(3) from 21 to 99(-ty) twenty，thirty, forty，fifty， sixty，seventy， eighty, ninety 表示几十几时，在十位和个位之间添加连字符“-” 21: twenty-one 76: seventy-six
1/3 one in three 5/6 five in six
2022/3/23

数字0-100英文表达附音标(课堂PPT)

ninety-nine 99 Thank you!!! ☺
11
eighty-one 81 eighty-two 82 eighty-three 83 eighty-four 84 eighty-five 85 eighty-six 86 eighty-seven 87 eighty-eight 88 eighty-nine 89
10
90 ninety [‘nainti:]
ninety-one 91
ninety-two 92 ninety-three 93 ninety-four 94 ninety-five 95 ninety-six 96 ninety-seven 97
100： a hundred [‘handred]
或
one hundred
ninety-eight 98
sixty-one 61 sixty-two 62 sixty-three 63 sixty-four 64 sixty-five 65 sixty-six 66 sixty-seven 67 sixty-eight 68 sixty-nine 69
8
70 seventy [ 'sevnti ]
10
ten
[ten]
2
11
eleven ：[i'levn]
12
twelve ：[twelv]
13
thirteen ：[ 'θə:ti:n]
14
fourteen ：[ 'fɔ:'ti:n]
15
fifteen : [ 'fif 'ti: n]
16
sixteen ：['siks'ti:n]

英语数字的写法

英语数字的写法数字是我们日常交流和书写中不可缺少的一部分。

在英语中，数字的写法有一些规则和格式，正确使用这些规则和格式可以让我们的表达更加准确和清晰。

本文将介绍英语数字的写法，包括基本数字的表达、日期和时间的表达以及货币和电话号码的书写等。

一、基本数字的表达1.1 零到十英语中，零到十的数字书写如下：Zero, One, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten.1.2 十以上的整数十以上的整数可通过将数字的读法组合起来进行表示，例如：Eleven (11), Twelve (12), Thirteen (13), Fourteen (14), Fifteen (15), Sixteen (16), Seventeen (17), Eighteen (18), Nineteen (19).Twenty (20), Thirty (30), Forty (40), Fifty (50), Sixty (60), Seventy (70), Eighty (80), Ninety (90).1.3 整十数以上的数字整十数以上的数字的书写方式为“十位数字-个位数字”，例如：Twenty-one (21), Forty-five (45), Sixty-eight (68), Ninety-nine (99).1.4 百以上的数字百以上的数字的书写方式为“百位数字-空格-十位数字-个位数字”，例如：One hundred and twenty-three (123), Four hundred and fifty-six (456), Nine hundred and ninety-nine (999).二、日期和时间的表达2.1 年份的表达年份的表达遵循“千位数字-百位数字-十位数字-个位数字”的格式，例如：2022 (Two thousand and twenty-two), 1999 (Nineteen ninety-nine), 1776 (Seventeen seventy-six).2.2 月份的表达月份的表达使用具体的数字表示，通常不加任何后缀，例如：January (一月), February (二月), March (三月), April (四月), May (五月), June (六月), July (七月), August (八月), September (九月), October (十月), November (十一月), December (十二月).2.3 日期的表达日期的表达使用序数词（表示顺序的数字）表示，例如：The first of January (一月一日), The seventh of July (七月七日), The twenty-second of December (十二月二十二日).2.4 时间的表达时间的表达使用小时和分钟进行表示，例如：Five o'clock (五点整), Eight thirty (八点半), Nineteen forty-five (十九点四十五分).三、货币和电话号码的书写3.1 货币的书写货币的书写通常在金额前面加上货币符号，例如：$10 (Ten dollars), ¥100 (One hundred yuan), £50 (Fifty pounds), €20 (Twenty euros).3.2 电话号码的书写电话号码的书写通常将数字分组，并用连字符或空格隔开，例如：123-456-7890 (One two three, four five six, seven eight nine zero), 987 654 3210 (Nine eight seven, six five four, three two one zero).总结：本文介绍了英语数字的写法，包括基本数字的表达、日期和时间的表达以及货币和电话号码的书写等。

英文数字的读法和写法规则

英文数字的读法和写法规则在一个多位数的最后两位(十位和个位)需要用and；只有不定冠词“a”在开头的时候，才可以和hundred、thousand等单词连用；经常使用的hundred，thousand和million等词可以和a或者one连用，但不能单独使用。

有千位和百位的数字，要使用and来连接。

在英语中，不同数字有不同的读法。

我们主要分析一下个位数、两位数以及多位数的读法。

一、一位到两位数都有固定的读法，只需要记忆就可以了。

二、英语中多位数的读法规则。

1）、在一个多位数的最后两位(十位和个位)需要用“and”，主要用在英式英语中。

比如：数字3012读作：three thousand ten and two．2）、在一个多位数中，只有不定冠词“a”在开头的时候，才可以和hundred、thousand等单词连用。

比如：数字116读作：a hundred (and) sixteen。

数字2115读作：two thousand one hundred (and) fifteen3）、当我们遇到1000这个整数的时候，我们要用a thousand来表达。

但是要是有百位数的时候，我们就要使用and来连接。

比如：数字1030读作：a thousand (and) thirty。

数字1315读作：one thousand，three hundred (and) fifteen。

4）、我们经常使用的hundred，thousand和million等词可以和a或者one连用，但是不能单独使用。

比如：In my litter, I want to live with my mother for one hundred years. 小时候，我想和妈妈一起生活一百年。

This journey which is very well takes one hundred days．这次美妙的旅程花费了一百天。

I take one hundred day to think this plan. 我花费了一百天去想这个计划。

英语中数字的写法和读法

英语中数字的写法和读法1)不满“1”的小数的读法小数点读做point，小数点左边的零读做naught(英)或zero（美），也可不读。

小数点右边的小数部分按个位基数词依次读出。

在小数点后遇到零时，多读做字母O的音，例如：a)0.3: naught/zero point three; point threeb)0.125: naught/zero point one two five; point one two fivec)0.008%: naught/zero point O O eight percent2)整数带小数的读法小数点左边的整数部分按整数读法或按个位基数词依次读出。

小数点右边的小数部分按个位基数词依次读出。

在小数点后遇到零时，可读做naught/zero,也可以读做字母O的音，例如：a)5.02: five point naught/zero two; five point O twob)8.004: eight point naught naught/zero zero four; eight point O O fourc)17.69%: seventeen point six nine percentd)33.33……:thirty-three point three recurring3)万位和亿位以上整数带小数的读法汉语里有万位和亿位以上整数带小数的写法或读法。

英语里没有相应的表示“万”或“亿”的单词。

译成英语时，先将万理解为十个千，将亿理解为一百个百万。

然后将小数点左边的整数部分和小数点右边的小数部分做相应的变化，例如：a)5.3万: 53,000 fifty-three thousandb)723.64万: 7,236,400 seven million, two hundred and thirty-six thousand , four hundredc)17.09亿：1,709,000,000 one point seven O nine billion; one billion, seven hundred and nine million。

英语1到10数字书写范文

英语1到10数字书写范文Learning to write numbers in English is an essential skill, especially for beginners. It's not just about knowing the words, but also about understanding their proper formation on paper.The first step is to master the numbers one through ten. Start with the simplest, "one," which is a straight line with a diagonal stroke. It's a basic shape that sets the foundation for more complex numbers."Two" is a bit more elaborate, resembling the letter 'z' but with a smooth curve at the end. It's a gentleintroduction to the concept of curves in written numbers.When writing "three," think of a half-circle on the left with a diagonal stroke crossing through it. This number is a bridge between the simplicity of "two" and the intricacies of "four.""Four" is a square with a horizontal line at the top.It's a straightforward shape that teaches the importance of symmetry in writing numbers."Five" is similar to "four," but with an additional diagonal stroke that extends from the top right corner. It's a small addition that makes a big difference in the number's appearance."Six" is a combination of a half-circle and a diagonal stroke, with the stroke starting from the bottom of the circle. It's a number that introduces the concept of starting and ending strokes."Seven" is a simple diagonal line with a horizontal stroke at the top. It's a number that emphasizes the importance of straight lines in number formation."Eight" is a loop that crosses itself, creating a figure-eight shape. It's a fun number to write and a great way to practice loops."Nine" is similar to "six," but with an additional diagonal stroke that starts from the top of the half-circle. It's a number that teaches the concept of adding elements to enhance a shape.Finally, "ten" is a combination of "one" and "zero," with the "one" written as a diagonal stroke and the "zero" as a small circle. It's a number that shows how different shapes can come together to form a new one.Practicing these numbers regularly will not only improve your handwriting but also your understanding of the English numerical system.。

英文数字一到十的书写

Dialing phone numbers
When making a phone call, we need to dial the correct phone
numbers
03
Recognizing phone numbers
We can recognize phone numbers on business cards or other
documents to contact people
Application in Address
Writing addresses
Addresses often contain numbers from 1 to 10, so we need to know how to write them correctly
Usage: Indicates the plural and can be used in conjunction with countable nouns in the plural.
Three
Writing format: 3
Pronunciation: The British pronunciation is/ θ Ri ː/， The American pronunciation is/ θ Ri/
Example
Four oranges, four peaches
The promotion of Five
"Fife"
The letter "f" is promoted as in the word "fire", and the "ive" part is promoted as in the word "five"

numbers英文数字表达(34页)

月份
• January——Jan．一月February——Feb．二月 • March——Mar. 三月April——Apr．四月 • August——Aug．八月 • September——Sept．九月 • October——Oct．十月 • November——Nov．十一月 • December——Dec．十二月 • 注: 这里缩写形式后面加点不能省略，因为
• 其中lst, 2nd, 3rd为特殊形式, 其它的都是阿拉伯数字后加上th。
时刻表示法
• 1. 表示几点钟用基数词加可以省略的o"clock • 5:00 读作five o"clock 或five • 2. 表示几点过几分, 在分钟后加past, 再加小
时 • five past seven 七点过五分 • half past six 六点半 • a quarter past eight 八点过一刻 • seven past eight 八点过七分 •• 3. 表t示en几to点ei差gh几t 分差,十在分分八点钟（后七面点加五t十o,分再）加小 • 时 a quarter to twelve 差一刻十二点（十一点四十
“减”用 minus或 take from表示
• 10-6=4
• Ten minus six is four.
• Take six from ten and the remainder is four.
• Six (taken) from
“乘”用time（动词）或multiply表示
• 3X4=12
英文数字表达方式
数词的分类: 主要分为基数词和序数词两
类
基数词
•百位数 • 个数基数词间加上 and.

完整版英语中各种数字的表达法和读法

英语中各种数字的表达法和读法(1)基数词的读法我们先从基数词人手。

首先掌握三位以内数字的读法，因为它是多位数字的基础，一旦熟练掌握，再借助一个逗号，便可轻松应付四位以上任何庞大的数字。

我们可以通过例子来说明这一点。

①3—5位数的读法202读作：two hundred(and)two234读作：two hundred(and)thirty-four1， 234读作：one thousand two hundred(and)thirtyfour但是在读法上须注意以下几点：a．在英式英语中，一个数的最后两位(十位和个位)得用“and\''，但美式英语中则不用。

如：3，077读作：U.S：three thousand seventy—seven．b．不定冠词“a”只在数的开头才和hundred，thousand等连用。

试比较：146读作：ahundred(and)forty-six2，146读作：twothousand，one hundred(and)fortysixc.1，000这个整数我们说athousand，在and前我们也说a thousand，但是在一个有百位数的数目前就得说one thousand试比较：1,031读作：a thousand，(and)thirty-one,1,150读作：one thousand，one hundred(and)fiftyd.hundred，thousand和million这几个词的单数可以和：“a”者“one”连用，但是不能单独使用。

在非正式文体中“a”比较常见；当我们说话比较准确的时候就用“one”试比较：I Want to live for a hundred years．The journey took exactly one hundred days．e.我们常常说eleven hundred(1，100)，twelve hundred(1,200)等，而不说one thous and one hundred．从1，100到1,900之间的整数，这种说法最常见。

20个英文数字的书写格式

20个英文数字的书写格式摘要：一、引言二、数字的英文表达1.零到九的英文表达2.十到十九的英文表达三、英文数字的书写格式1.阿拉伯数字与英文数字的对应关系2.英文数字的连写与分隔四、特殊情况的处理1.整百数2.小数五、总结正文：【引言】英文数字在日常生活中十分常见，尤其在学术、商务和科技领域。

因此，了解英文数字的书写格式十分重要。

本文将详细介绍英文数字的书写格式。

【数字的英文表达】英文数字的书写与阿拉伯数字有所不同。

英文数字中，零到九的英文表达分别为：zero, one, two, three, four, five, six, seven, eight, nine。

十到十九的英文表达则在个位数前加“teen”，如：ten, eleven, twelve, thirteen,fourteen, fifteen, sixteen, seventeen, eighteen, nineteen。

【英文数字的书写格式】英文数字的书写格式主要分为阿拉伯数字与英文数字的对应关系以及英文数字的连写与分隔。

阿拉伯数字与英文数字的对应关系如下：0 - zero1 - one2 - two3 - three4 - four5 - five6 - six7 - seven8 - eight9 - nine10 - ten11 - eleven12 - twelve13 - thirteen14 - fourteen15 - fifteen16 - sixteen17 - seventeen18 - eighteen19 - nineteen20 - twenty英文数字的连写与分隔方面，当数字在两位及以上时，个位数与十位数之间用连字符“-”连接，如：twenty-one。

当数字在十位及以上时，每三位数字间用逗号分隔，如：one hundred and twenty-three。

【特殊情况的处理】在英文数字的书写中，有一些特殊情况需要处理。

英文大数字的读法和写法

英文大数字的读法和写法一、数字的读法数字和字母相同，属于语言交际的范畴，其特点是可以用语言读出来。

英文数字的读法与中文数字的读法有很大的区别，因此我们需要认真学习和掌握。

1. 单个数字读法(1) 0：zero / nought(2) 1：one(3) 2：two(4) 3：three(5) 4：four(6) 5：five(7) 6：six(8) 7：seven(9) 8：eight(10) 9：nine2. 十位数字读法(1) 10：ten(2) 20：twenty(3) 30：thirty(4) 40：forty(5) 50：fifty(6) 60：sixty(7) 70：seventy(8) 80：eighty(9) 90：ninety3. 11~19的数字读法11：eleven 12：twelve 13：thirteen 14：fourteen 15：fifteen 16：sixteen 17：seventeen 18：eighteen 19：nineteen4. 100~900的数字读法(1) 100：one hundred(2) 200：two hundred(3) 300：three hundred(4) 400：four hundred(5) 500：five hundred(6) 600：six hundred(7) 700：seven hundred(8) 800：eight hundred(9) 900：nine hundred 5. 1000以上数字的读法(1) 1000：one thousand(2) 10000：ten thousand(3) 1000000：one million(4) 1000000000：one billion二、数字的写法英文数字的写法也是我们需要认真学习的，因为不同于中文，英文数字需要我们用它正确的写法来表达数字的大小。

1、1~9的数字写法(1) 1：one(2) 2：two(3) 3：three(4) 4：four(5) 5：five(6) 6：six(7) 7：seven(8) 8：eight(9) 9：nine2、10~19的数字写法(1) 10：ten(2) 11：eleven(3) 12：twelve(4) 13：thirteen(5) 14：fourteen(6) 15：fifteen(7) 16：sixteen(8) 17：seventeen(9) 18：eighteen(10) 19：nineteen 3、20~90的数字写法(1) 20：twenty(2) 30：thirty(3) 40：forty(4) 50：fifty(5) 60：sixty(6) 70：seventy(7) 80：eighty(8) 90：ninety4、100~900的数字写法(1) 100：one hundred(2) 200：two hundred(3) 300：three hundred(4) 400：four hundred(5) 500：five hundred(6) 600：six hundred(7) 700：seven hundred(8) 800：eight hundred(9) 900：nine hundred5、1000以上的数字写法(1) 1000：one thousand(2) 10000：ten thousand(3) 100000：one hundred thousand(4) 1000000：one million(5) 1000000000：one billion三、从数字到字母的转换方法我们有时候需要把数字转换成字母来表达，这时我们需要使用英文单词，以下是从数字到字母的转换方法:1、0-9对应的字母是：(1) 0：z(2) 1：a(3) 2：b(4) 3：c(5) 4：d(6) 5：e(7) 6：f(8) 7：g(9) 8：h(10) 9：i2、10-15对应的字母是：(1) 10：j(2) 11：k(3) 12：l(4) 13：m(5) 14：n(6) 15：o3、16-21对应的字母是：(1) 16：p(2) 17：q(3) 18：r(4) 19：s(5) 20：t(6) 21：u4、22-25对应的字母是：(1) 22：v(2) 23：w(3) 24：x(4) 25：y以上就是数字的读法和写法，英文数字并不难，只要掌握了规律，就能轻松地理解和使用。

英语1到10数字英语本上正确书写范文

英语1到10数字英语本上正确书写范文Title: Writing Numbers 1-10 Correctly in EnglishWriting numbers correctly is essential for clear communication in English. In this guide, we will focus on how to write numbers 1 to 10 correctly in English.1. OneWhen writing the number 1 in English, it is spelled as "one." It is used to represent a single unit or quantity.2. TwoThe number 2 is spelled as "two" in English. It represents the quantity or amount of two items.3. ThreeThree is how the number 3 is spelled in English. It is used to indicate a quantity of three items.4. FourThe correct spelling for the number 4 in English is "four." It represents a quantity of four items.5. FiveThe number 5 is spelled as "five" in English. It is used to represent a quantity of five items.6. SixTo write the number 6 correctly in English, it is spelled as "six." It represents a quantity of six items.7. SevenSeven is how the number 7 is spelled in English. It represents a quantity of seven items.8. EightThe correct spelling for the number 8 in English is "eight." It is used to indicate a quantity of eight items.9. NineThe number 9 is spelled as "nine" in English. It represents a quantity of nine items.10. TenTo write the number 10 correctly in English, it is spelled as "ten." It represents a quantity of ten items.In conclusion, writing numbers 1 to 10 correctly in English is essential for clear communication. By following this guide, youcan ensure that you are using the correct spelling for each number. Practice writing these numbers regularly to improve your English writing skills.。

数字的常规读法英语作文

数字的常规读法英语作文英文：When it comes to reading numbers in English, there are a few general rules to follow. First, numbers that are less than 10 are typically read as individual digits. For example, the number 3 would be read as "three". However, when numbers are greater than 10, they are typically read as a combination of the individual digits. For example, the number 23 would be read as "twenty-three". 。

Another important rule to follow is that when a number ends in a zero, it is typically read as the number followed by the word "hundred". For example, the number 300 would be read as "three hundred". 。

When it comes to larger numbers, there are a few different ways to read them. For example, the number 1,000 could be read as "one thousand", while the number 10,000 could be read as "ten thousand". 。

在作文格怎么写数字和英文

在作文格怎么写数字和英文英文，In writing, numbers and English can be written in different ways. For example, when writing numbers, you can use numerals (1, 2, 3) or write them out (one, two, three). When using English, it's important to be consistent in how you write numbers. For example, if you start a sentence with a number, it's better to write it out in words. 。

Another important point is to use the correct formatfor dates and times. In English, dates are usually written with the month first, followed by the day and then the year (e.g. January 1, 2022). When it comes to times, it's common to use the 12-hour clock and include "am" or "pm" (e.g. 10:30 am or 3:45 pm).When it comes to using English in writing, it's important to be mindful of spelling and grammar. For example, there are often differences between American English and British English in terms of spelling and vocabulary. It's important to be aware of these differencesand use the appropriate style for your audience.中文，在写作中，数字和英文可以以不同的方式呈现。

英语数字的读写-中文版共63页文档

英语数字的读写-中文版
6
、
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凝
无
游
氛
，
天
高
风
景
澈
。
7、翩翩新来燕，双双入我庐，先巢故尚在，相将还旧居。
8
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吁
嗟
身
后
名
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于
我
若
浮
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9、陶渊明（约 365年 —427年），字元亮，（又一说名潜，字渊明）号五柳先生，私谥“靖节”，东晋末期南朝宋初期诗人、文学家、辞赋家、散
nine thirty
half past nine
09：45
nine forty-five
a quarter to ten
10：03
ten oh three
three(minutes)past ten
20:58
twenty fifty-eight
two to twenty-one
23:55
twenty-three fifty-five five to midnight
8
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二、时刻表示法
2. 表示正点的用法。
11:00 at 11 o‘clock sharp 12:00 twelve hundred hours / at noon /midday 24:00 at midnight
The meeting starts at 3 o’clock sharp; don’t be late! 会议三点正准时开始；不要迟到！
10
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三、年月日表示法
1. 世纪可用定冠词+序数词+世纪century表示，也可以用定冠词加百位进数加 's表示 the sixth（6th）century 公元六世纪 the eighteenth（18th）century 公元十八世纪 the 1900's 二十世纪 the 1600's 十七世纪这里，用百位数整数表示的世纪比这一百位阿拉伯数字本身多一个世纪。