应该读作:one billion,two hundred and thirty-four million,five hundred and sixty-seven thousand,eight hundred and ninety
规则如下:
1.从1——10
one,two,three,four,five,six,seven,eight,nine,ten.
2.从 11——19
eleven,twelve, thirteen, fourteen, fifteen, sixteen, seventeen,eighteen, nineteen.
这里除 eleven, twelve, thirteen, fifteen, eighteen为特殊形式外,fourteen,sixteen,seventeen,nineteen都是由其个位数形式后添加后缀-teen构成。
3.从 21——99
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“-”
21 twenty-one
76 seventy-six
4.百位数
个数基数词形式加“hundred”,表示几百,在几十几与百位间加上and.
101 a hundred and one
320 three hundred and twenty
648 six hundred and forty-eight
5.千位数以上
从数字的右端向左端数起,每三位数加一个逗号“,”。从右开始,第一个“,”前的数字后添加 thousand,第二个“,”前面的数字后添加 million,第三个“,”前的数字后添加 billion。然后一节一节分别表示,两个逗号之间最大的数为百位数形式。
2,648 two thousand six hundred and forty-eight
16,250,064 sixteen million two hundred and fifty thousand 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
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从右至左以三个为一组,分别是thousand, million, billion,
每组之间不用连词and,
只有每组之间的百位和十位或个位中用and连
1,234,567,890
one billion two hundred and thirty-four million five hundred and sixty-seven thousand eight hundred and nighty
234 two hundred and thirty-four
567 five hundred and sixty-seven
890 eight hundred and ninty