It was a five-story building, and their flat was on the third floor.

这是一幢五层楼的建筑，他们的房间是在三楼。

youdao

There are five people in my family. We live on the sixth floor in a tall building.

我家有五口人。我们住在一座高楼的第六层。

youdao

Four firefighters were on the third floor of this collapsed building. They have been struggling for the last, the five, six hours to rescue one girl from a groove.

4名消防员站在倒塌大楼的第三层，为了将一名女孩从凹槽中救出，他们已经奋战了五六个小时。

youdao

The new building -- a renovated, five-floor former parking garage -- gave Christie's IT team a rare opportunity to start over again.

CNN: Gigabit Ethernet meets Van Gogh at Christie's