Definition
To not have sufficient time available; to have run out of time.
时间不够用
We could have done more, but we are all out of time.
我们本可以做得更多，但我们已经没有时间了。
I'm sorry, I can't answer any more questions, as we are all out of time.
抱歉，我无法回答更多问题了，因为我们已经没有时间了。
The teacher said they were all out of time to complete the final experiment.
老师说他们已经没有时间完成最后的实验了。