最新 英语1到20的序数词 1到20序数词依次是: first(1st) second(2nd) third(3rd) fourth(4th) fifth(5th) sixth(6th) ,seventh(7th),eighth(8th) ninth(9th) tenth(10th),eleventh(11th),twelfth(12th),thirteenth(13th),fourteenth(14th)... 2025-11-26 2