It's a hard work, so you must work hard.

这是一件艰苦的工作，因此你必须努力去做。

youdao

It was a hard work.

那不是一件轻松的事。

youdao

To roll a heavy stone ring to the right place is a hard work.

把一个大石环滚到合适的地方是一项艰苦的劳动。

youdao

They stopped laughing when they found he could do the hard work of a cowboy as well as any of them.

VOA: special.2010.08.05

So they were quite amused that it was a woman that was speaking to them and telling them about how hard life was, doing that kind of work.

而之后却惊奇地发现,跟他们交谈的是个女人,这让孩子们感到很有趣，也就对这些工作越来越感兴趣。

麻省理工公开课 - 媒体、教育、市场课程节选

And so, just a lot of hard work and a lot of time at the golf course in the summer.

所以，夏天时，一直努力练习，在高尔夫球场花了不少时间。

高尔夫俱乐部的回忆 - SpeakingMax英语口语达人

He knew he could not pretend to have a hard luck story, so he presented himself as the lucky beneficiary of a hard work story.

BBC: Cameron pushes message of aspiration

Although both are working in careers, the husband still considers that the wife should perform the traditional chores that women performed when they did not work and the man still relaxes since he had a hard work day.

FORBES: Magazine Article

They also suggest that in the long run a cultural shift could be needed "towards greater belief in the value of education and the importance of a hard work ethic... to ensure England's future prosperity and economic success in an increasingly competitive world".

BBC: Top maths pupils 'fail to keep up with world's best'