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4147a51915ac7718d093106430ffb51051.png
一、英语基数词从 21——99依次为：twenty-one twenty-two twenty-three twenty-four twenty-five twenty-six twenty-seven twenty-eight twenty-nine thirty thirty-one thirty-two thirty-three thirty-four thirty-five thirty-six thirty-seven thirty-eight thirty-nine forty forty-one forty-two forty-three forty-four forty-five forty-six forty-seven forty-eight forty-nine fifty fifty-one fifty-two fifty-three fifty-four fifty-five fifty-six fifty-seven fifty-eight fifty-nine sixty sixty-one sixty-two sixty-three sixty-four sixty-five sixty-six sixty-seven sixty-eight sixty-nine seventy seventy-one seventy-two seventy-three seventy-four seventy-five seventy-six seventy-seven seventy-eight seventy-nine eighty eighty-one eighty-two eighty-three eighty-four eighty-five eighty-six eighty-seven eighty-eight eighty-nine ninety ninety-one ninety-two ninety-three ninety-four ninety-five ninety-six ninety-seven ninety-eight ninety-nine
注：整数几十中除twenty，thirty, forty，fifty，eighty为特殊形式外，sixty，seventy，ninety都是其个位数形式后添加后缀-ty构成。表示几十几时，在几十和个位基数词形式之间添加连字符“-”
二、小数表示法
1. 小数用基数词来表示，以小数点为界，小数点左首的数字为一个单位，表示整数，数字合起来读；小数点右首的数字为一个单位，表示小数，数字分开来读；小数点读作 point，o读作 zero或o〔ou〕，整数部分为零时，可以省略不读。例如：
0.4 zero point four或point four 零点四
10.23 ten point two three 十点二三
25.67 twenty-five point six seven 二十五点六七
l.03 one point o three 一点零三
2. 当数字值大于1时，小数后面的名词用复数，数字值小于1时，小数后面的名词用单数。
1.03 meters 一点零三米 0.49 ton 零点四九吨
l.5 tons 一点五吨 | 
发表于 2016-11-28 20:56:03