基数词序数词1one2two3three4four5five6six7seven8eight9nine10ten11eleven12twelve13thirteen14fourteen15fifteen16sixteen17seventeen18eighteen19nineteen20twenty21twenty-one22twenty-two23twenty-three24twenty-four25twenty-five26twenty-six27twenty-seven28twenty-eight29twenty-nine30thirty31thirty-one40forty50fifty60sixty70seventy79seventy-nine100onehundred第1first第2second第3third第4fourth第5fifth第6sixth第7seventh第8eighth第9ninth第10tenth第11eleventh第12twelfth第13thirteenth第14fourteenth第15fifteenth第16sixteenth第17seventeenth第18eighteenth第19nineteenth第20twentieth第21twenty-first第22twenty-second第23twenty-third第24twenty-fourth第25twenty-fifth第26twenty-sixth第27twenty-seventh第28twenty-eighth第29twenty-ninth第30thirtieth第31thirty-first第40fortieth第50fiftieth第60sixtieth第70seventieth第79seventy-ninth第100onehundredth
