4th的完整形式

完整形式是fourth，例如：

1、He is beginning his fourth consecutive term of office.他开始了第四届任期。

2、This was the fourth album by the top rock outfit.这是这个顶级摇滚乐队的第四张唱片专辑。

3、The 800 metres is the fourth event of the afternoon.800米赛是下午的第四项比赛。