There is a gym up on the third floor and will accommodate a couple hundred people there.

这是三楼的体育馆,能够供几百人使用。

麻省理工公开课 - 固态化学导论课程节选

Third floor is where I live. That's substance-free, no alcohol and no drinking.

我住在三层。那是无饮酒区，没有酒精，不许喝酒。

布朗的宿舍公寓 - SpeakingMax英语口语达人

If you go there on the third floor of Sloane, you may run into other people like you who are trying to work on problems.

当你到了斯隆实验室的三楼,你可能会碰上其他,和你一样正在解决难题的同学们

耶鲁公开课 - 基础物理课程节选

That is the gymnasium on the third floor of Walker.

这是在walker三楼的体育馆。

麻省理工公开课 - 固态化学导论课程节选