1、先从右至左数,每三位数加一个逗号。例如:1234——1,2341234567——1,234,56712345678912——12,345,678,912
2、牢记第一个逗号前的数为thousand(千),第二个逗号前的数为million(百万),第三个逗号酡箔挝棍前的数为billion(十亿),就可以开始读数了。例如:1,234——onethousand, two hundred and thirty-four1,234,567——onemillion, two hundred and thirty-fourthousand, five hundred and sixty-seven12,345,678,912——twelve billion, three hundred and Fourty five million, six hundred and seventy-eight thousand, nine hundred and twelve