第51，fifty-first，51st；第52，fifty-second，52nd；第53，fifty-third，53rd；第54，fifty-fourth，54th；第55，fifty-fifth，55th；第56，fifty-sixth，56th；第57，fifty-seventh，57th；第58，fifty-eighth，58th；第59，fifty-ninth，59th；第60，sixtieth，60th。七、61至70序数词 第61，...
第51，fifty-first，51st；第52，fifty-second，52nd；第53，fifty-third ，53rd；第54，fifty-fourth，54th；第55，fifty-fifth，55th；第56，fifty-sixth，56th；第57，fifty-seventh，57th；第58，fifty-eighth，58th；第59，fifty-ninth，59th；第60，sixtieth，60th。七、61至70序数词 第61，...
六、51至60序数词 第51,fifty-first,51st;第52,fifty-second,52nd;第53,fifty-third ,53rd;第54,fifty-fourth,54th;第55,fifty-fifth,55th;第56,fifty-sixth,56th;第57,fifty-seventh,57th; 第58,fifty-eighth,58th;第59,fifty-ninth,59th;第60,sixtieth,60th。 七、61至70序数词 第61,sixty-first,...
第51，fifty-first，51st；第52，fifty-second，52nd；第53，fifty-third ，53rd；第54，fifty-fourth，54th；第55，fifty-fifth，55th；第56，fifty-sixth，56th；第57，fifty-seventh，57th；第58，fifty-eighth，58th；第59，fifty-ninth，59th；第60，sixtieth，60th。七、61至70序数词 第61，...
在英语中，序数词用于表示顺序或序列中的位置。从1到10的序数词分别为：第1，first，1st；第2，second，2nd；第3，third，3rd；第4，fourth，4th；第5，fifth，5th；第6，sixth，6th；第7，seventh，7th；第8，eighth，8th；第9，ninth，9th；第10，tenth，10th。从11到20的序数词包括：第11，...
第51，fifty-first，51st；第52，fifty-second，52nd；第53，fifty-third ，53rd；第54，fifty-fourth，54th；第55，fifty-fifth，55th；第56，fifty-sixth，56th；第57，fifty-seventh，57th；第58，fifty-eighth，58th；第59，fifty-ninth，59th；第60，sixtieth，60th。七、61至70序数词 第61，...
1至99序数词：第1 first 1st 第2 second 2nd 第3 third 3rd 第4 fourth 4th 第5 fifth 5th 第6 sixth 6th 第7 seventh 7th 第8 eighth 8th 第9 ninth 9th 第10 tenth 10th 第11 eleventh 11th 第12 twelfth 12th 第13 thirteenth 13th 第14 fourteenth 14th 第15 fifteenth 15th 第16 ...
第51，fifty-first，51st；第52，fifty-second，52nd；第53，fifty-third ，53rd；第54，fifty-fourth，54th；第55，fifty-fifth，55th；第56，fifty-sixth，56th；第57，fifty-seventh，57th；第58，fifty-eighth，58th；第59，fifty-ninth，59th；第60，sixtieth，60th。七、61至70序数词 第61，...
四、31至40的序数词：31st, 32nd, 33rd, 34th, 35th, 36th, 37th, 38th, 39th, 40th。五、41至50的序数词：41st, 42nd, 43rd, 44th, 45th, 46th, 47th, 48th, 49th, 50th。六、51至60的序数词：51st, 52nd, 53rd, 54th, 55th, 56th, 57th, 58th, 59th, 60th。七、61至...
51st,52nd,53rd,54th,55th,56th,57th,58th,59th,60th,61st,62nd,63rd,64th,65th,66th,67th,68th,69th,70th,71st,72nd,73rd,74th,75th,76th,77th,78th,79th,80th,81st,82nd,83rd,84th,85th,86th,87th,88th,89th,90th,91st,92nd,93rd,94th,95th,96th,97th,98th,99th,...