空
kǒng
Examples
他找到的箱子是空的。
The box he found was empty.
Source: Tatoeba
我要一些空的玻璃杯。
I want a few empty glasses.
Source: Tatoeba
居民走后,房子就空了。
After the residents leave, the house is empty.
Source: Tatoeba
邻居看见信箱不是空的。
The neighbours see that the mailbox hasn't been emptied.
Source: Tatoeba