I do some voluntary work at the local hospital.

我在当地医院从事一些义务性工作。

《牛津词典》

I was out of work at the time.

那时我失业了。

《柯林斯英汉双解大词典》

I go to work at 8 o'clock.

我8点钟去上班。

《牛津词典》

He did his award-winning work at the Chinese University of Hong Kong,China and at the Standard Telecommunication Laboratories in Britain.

VOA: special.2009.12.08

So that, to think nothing is something you have to work at; it's something that you can be preoccupied with.

所以脑子里一片空白,也是需要你努力的事;,需要全神贯注的事。

耶鲁公开课 - 1945年后的美国小说课程节选

But at the same time, you receive an offer to work at another company that is also very intriguing.

但与此同时，你也被另外一家公司录用了，这非常吸引人。

I'm sure 课堂 - SpeakingMax英语口语达人

In 1862, a 14-year-old Williams arrived in Tullamore to work at the local distillery.

BBC: Whisky returns to the Irish Midlands

Today Iran said it plans to resume work at one of its nuclear plants early next week.

NPR: Iran's Leader May Favor a Showdown

Exploration work at a former tin mine in Cornwall may stop because of rising costs concerns, investors say.

BBC: South Crofty tin mine exploration 'could stop'