一到三十的序数词（英语）_一到三十序数词英文

1 first

2 second

3 third

4 fourth

5 fifth

6 sixth

7 seventh

8 eighth

9 ninth

10 tenth

11 eleventh

12 twelfth

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如此类推

20 twentieth

21 twenty-first

22 twenty-second

23 twenty-third

24 twenty-fourth

30 thirtieth