He was unaccustomed to hard work.

他不习惯艰苦工作。

《牛津词典》

He owes his success to hard work.

他的成功是靠勤奋工作。

《牛津词典》

She attributes her success to hard work and a little luck.

她认为她的成功来自勤劳和一点运气。

《牛津词典》

She collected the work of the great ancient painters, but also worked hard to support modern artists beginning their careers.

VOA: special.2009.01.11

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

So I just sit in there and work on, work on the sounds that are hard for my English tongue to produce.

有一些和英语发音不同的地方让我感到很难，我会长时间地练习这些发音。

想学好英语吗？ - SpeakingMax英语口语达人

There are no easy answers it comes down to hard work, commitment, sacrifices and talent.

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The job gave Carnegie the opportunity to learn and to demonstrate his dedication to hard work.

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He was no stranger to hard work, and his innate proclivity to entrepreneurship was clear even then.

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