He was a glutton for hard work.

他是个酷爱努力工作的人。

《柯林斯英汉双解大词典》

He was unaccustomed to hard work.

他不习惯艰苦工作。

《牛津词典》

He could work hard and study hard.

他还可以一边努力干活，一边努力学习。

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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

Yet,he wrote with more feeling about one subject than any other: that education and hard work will help young African Americans move forward.

VOA: special.2009.11.01

But he is hard at work. He and his team currently are trying to make algae that can change carbon dioxide back into fossil fuel.

VOA: special.2010.07.20

"But I trust him and his team-mates trust him, so he will work hard this week to be available, " Mourinho said after Inter's first training session in Beijing.

BBC: Eto'o eyes Inter debut

And he works hard, and he's going to work hard at his recovery and I'm no doctor, but I wouldn't be surprised if we see him back here this year.

WSJ: Mariano Rivera's Torn ACL Puts Yankee Closer's Career in Doubt

But he's a libertarian, not a conservative, and he would have to work hard to convince many Republicans he's the man they want.

BBC: Iowa Republican votes still up for grabs