第二 [dì èr]n. second缩写：2nd双语例句：1.他获胜进入第二轮比赛。He advanced into the second round. 2.这位冠军在第二回合把挑战者击倒。The champion decked the challenger in the second round. 3.她在剧中兼演两角，第一幕中演秘书，第二幕中演招待员。She doubled as the secretary in the first act and the receptionist in the second.
第二 英文缩写
2nd