基数词是什么?序数词是什么?

基数词就是指数字的单词 比如: One, two, three, four, five, six.........
序数词就是指顺序的单词 比如:First, second, third, fourth, fifth, sixth......

基数词就是1　2　3　4　5　6　7　8　9等数字;序数词就是排列顺序的如第一第二第三第四等.

基数词：One, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, twenty, thirty, forty, fifty sixty, seventy, eighty, ninety, a hundred, thousand, ten thousand
序数词：First, second, third, fourth, fifth, sixth, seventh, eighth, ninth, tenth, eleventh, twelfth, twentieth,thirtieth,fortieth,fiftieth,sixtieth,seventieth,eightieth,ninetieth,hundredth, thousandth, ten thousandth