1、基数词序数词缩写意思(序)基数词序数词缩写意思(序)one first1st第一twentythreetwenty-third23rd第二十三two second2nd第二twentyfourtwentyfourth24th第二十四three third3rd第三twentyfivetwentyfifth25th第二十五fourfourth4th第四twentysixtwentysixth26th第二十六fivefifth5th第五twenty-seventwentyseventh27th第二十七sixsixth6th 第六twentyeighttwentyeighth28th第二十八seve
2、nseventh7th第七twentyninetwentyninth29th第二十九eighteighth8th第八thirtythirtieth30th第三十nineninth9th第九fortyfortieth40th第四十tententh10th第十fiftyfiftieth50th第五十eleveneleventh11th第十一sixtysixtieth60th第六十twelvetwelfth12th第十二seventyseventieth70th第七十thirteenthirteenth13th第十三eightyeightieth80th第八十fourteenfourteenth14th第十四ninetyninetieth90th第九十fifteenfifteenth15th第十五one hundredone hundredth100th第一百sixteensixteenth16th第十六seventeenseventeenth17th第十七eighteeneighteenth18th第十八nineteennineteenth19th第十九twentytwentieth20th第二十twentyonetwenty-first21st第二十一twenty-twotwenty-second22nd第二十二