Onetwothree: Exploring the World of Ordinal Numbers

序数词分別是first，second，third

例如

First and foremost， I suppose， is the popularity of the event in global terms.我认为，首先也是最重要的，是这个活动在全球范围内的受欢迎程度。

He put on his second best suit.

他穿上了他第二好的西服。

He had to be content with third place.

他只好屈居第三名。