Success never seems to come but through hard work, often physically demanding work at that.

成功不通过努力工作似乎是无法取得的，而且往往是很耗费体力的工作。

《柯林斯英汉双解大词典》

Play while you play, and work hard while you work.

玩的时候就尽情地玩，工作的时候就努力工作。

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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。

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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

I mean, they have no idea how hard we work, and look at this gigantic split infinitive, to dramatically help.

他们不知道我们有多么努力地工作，注意到这之间的巨大鸿沟，会有很大的帮助。

麻省理工公开课 - 固态化学导论课程节选

I think I could maybe afford a front door if I work really hard for the rest of my life.

我想如果我下半辈子努力工作的话，我可以买得起一个前门。

怡人的的汉普斯特德 - SpeakingMax英语口语达人

Parents who realize just how little difference hard work makes will work less hard.

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But we also need to have the incentives for people to go to work, to work hard, and to achieve.

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Sure, many rich people work hard, but a lot of lower-income people work really hard too, often in multiple jobs.

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