run out

US /rʌn aʊt/
UK /rʌn aʊt/
"run out" picture
1.

用完, 耗尽

to use all of something so that there is none left

:
We've run out of milk, so I need to go to the store.
我们牛奶用完了,所以我得去商店。
Time is running out for us to finish the project.
我们完成项目的时间不多了
2.

到期, 失效

for a period of time or a document to become no longer valid

:
My passport will run out next month.
我的护照下个月就到期了
The contract is about to run out.
合同快到期了