I find that hard to believe.

我对此感到难以相信。

《牛津词典》

I was working hard to get into Yale.

我为了能进入耶鲁大学而努力学习。

《柯林斯英汉双解大词典》

You know, Brian, whatever you may think, I work hard for a living.

你知道，布雷恩，不管你会怎么想，我是为了生计而努力工作。

《柯林斯英汉双解大词典》

I did the only thing I could do. I hit him with my closed fist as hard as I could.

VOA: special.2010.07.17

0 This time I called it X. I hard-coded into it the value 10.

这一次我声明它为X，我把它赋值为。

哈佛公开课 - 计算机科学课程节选

So, I think it's this balance between working very hard and being involved in the greater community, I would say.

所以，一方面要努力学习，一方面要参与大型社会活动，我想，他们需要把握好平衡。

图书馆经常人很多 - SpeakingMax英语口语达人

"I fought hard, I fought so hard to get back in the game - it was a tough day, " the world number one admitted.

BBC: Westwood eyes final Masters push

Although I worked hard, I never really spoke up.

FORBES: 3 Career Rules You Can Break

"Overall I fought hard, and I'm pretty proud of the way I played this week and I think it's a good week leading up to a major, so I'm just excited to get over there and play well, " said Wie, who is still looking for her first LPGA Tour win in the United States.

NPR: Karrie Webb Rallies To Win ShopRite LPGA Classic