基数词序数词0zero1onefirst第一2twosecond第二3three13thirteen30thirtythird第三4four14fourteen40fortyfourth第四5five15fifteen50fiftyfifth第五6six16sixteen60sixtysixth第六7seven17seventeen70seventyseventh第七8eight18eighteen80eightyeighth第八9nine19nineteen90ninetyninth第九10tententh第十11eleveneleventh第十一12twelvetwelfth第十二thirteenth第十三20twentytwentieth第二十21twenty-onetwenty-first第二十一22twenty-twotwenty-second第二十二100onehundred101onehundredandone156onehundredandfifty-six200twohundred
