16,500,000 sixteen million five hundred thousand28,500 twenty eight thousand five hundred2,280 two thousand two hundred and eighty4,450 four thousand four hundrd and fifty要掌握好数字读法,一定要先每三位加一个逗号,从右到左,第一个逗号读thousand,第二个逗号读million,第三个逗号读billion。三位内最高位是hundred,后面加一个and,再加后面的数字。整数就不加了。...
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