基数词和序数词对照表 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 30 40 50 60 70 80 90 100 基数词 序数词 first second third fourth fifth sixth seventh eighth ninth tenth eleventh twelfth thirteenth fourteenth fifteenth sixteenth seventeenth eighteenth nineteenth twentieth twenty-first thirtieth fortieth fiftieth sixtieth seventieth eightieth ninetieth hundredth zero/nought/nothin g one two three four five six seven eight nine ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty twenty-one thirty forty fifty sixty seventy eighty ninety a hundred 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th 21st 30th 40th 50th 60th 70th 80th 90th 100th 101 1,000 1,001 2,000 10,000 100,000 1,000,000 a hundred and one 101st a thousand 1,000th hundred and first thousandth thousand and first two thousandth ten thousandth hundred thousandth a thousand and one 1,001st two thousand ten thousand 2,000th 10,000th a hundred thousand 100,000th a million 1,000,000th millionth 1,000,000,000t Billionth h 1,000,000,00 a billion 0 *本列表为美国用法。在英国"十亿"是milliard, 而billion为"万亿"。美国英语和英国英million, billion, trillion, quadrillion等的位数悬殊很大。 . 1.2 部分基数词和序数词的读法和写法 a. 0在英国英语中经常读作naught。在美英中读成zero更普遍一些。在读出一连串的数词（如电话和 门牌号码）时，0经常读作oh。例如： --Extension 5076 读作five oh seven six。 b. 基数1-12是独立的单词，13-19在对应的3-9单词后加-teen, 其中thirteen, fifteen, eighteen有变化, 13-19的基数词都有两个重音。20-90之间的十位整数都以-ty结尾。21-99由十位整数加个位数，拼 写时中间用连字符"-"。例如： --twenty-one。 c. 当文字表达大于100的数字时，在百位（或百位以上）和十位（如无十位则在个位）之间加and。 例如101写成one hundred and one, 150写成one hundred and fifty。 d. 对于百位以上的数字可有不同的读法。例如250可读作two hundred and fifty, two fifty, two five 本文来源：https://www.wddqw.com/doc/945671c183c758f5f61fb7360b4c2e3f572725ff.html