Males between 18 and 20 had to leave a deposit as a guarantee of returning to do their military service.

18岁至20岁的男性必须留下押金作为回来服兵役的担保。

《柯林斯英汉双解大词典》

You're out to dinner.The food was delicious and the service was fine.You decide to leave a big fat tip - why?

当你在外面吃饭的时候，食物可口，服务周到，于是你决定留下一笔丰盛的小费——这是为什麽呢？

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Even if service is substandard still leave at least some tip.

即使服务是不合格的，也要记得给一些小费。

youdao

In nineteen fifty-two, Miss Carson was able to leave her job at the Fish and Wildlife Service and spend her time writing.

VOA: special.2010.03.14

The young men were refused service but they refused to leave.

VOA: special.2010.01.29

While on public service leave from the University of Utah from 1993 to 1997, Matheson served as United States Attorney for the District of Utah.

WHITEHOUSE: The White House

From April the service will leave Paddington 12 minutes early but the original timetable will apply at the Gloucestershire end.

BBC: Platform work to delay Paddington to Cheltenham trains

Google says it doesn't provide phone service and may leave that to Provo's current fiber-optic operator, Veracity Networks.

NPR: Google Buying $39M Fiber Service In Utah For $1