Translation of "Vacant" in Chinese

There were several rooms still vacant.

还有几间空房。

- Is this seat vacant?
- Is this seat free?

这个座位空着吗？

He was standing there with a vacant look.

他站在那里,一脸茫然。

- Is this seat empty?
- Is this seat vacant?

这个座位空着吗？

- The house is vacant.
- The house is unoccupied.

這房子是空的。

- Is this seat taken?
- Is this seat available?
- Is this seat vacant?

这个位子空着吗？

Rooms should be left vacant by eleven a.m. on the day of departure.

走的那天，房间11点要空出来。

- Is this seat empty?
- Is that seat available?
- Is this seat vacant?
- Is this seat open?

这个座位空着吗？