Some people work hard at suppressing their emotions.

有些人努力己的情绪。

Binh worked hard at developing her skills.

董丹平努力提高己的技能。

Yeah, well, I worked hard at that job.

是吧 我工作很努力的。

I've worked hard at this relationship.

我这段感情中很努力。

We work hard at X to make it safe to fail.

X公司我们努力 让失败看起来很正常。

He started dancing as a boy and worked hard at it daily.

他幼年时开始跳舞，并且每天练习得非常刻苦。

They want to get ahead, so they work hard at their career.

他们想获得成功，所以他们职业生涯中努力工作。

I think you have to work hard at whatever you're doing.

我认为你必须努力工作，无论你做什么。

I'm just going to work harder at being a good wife.

我打算更努力地做个好妻子。

They worked hard at whatever they did, but they had a sense of achievement.

无论做什么，他们都很努力，有一种成就感。

This means that you work hard at something because it's important to you.

这个词的意思是你努力做某事，因为它对你来说很重要。

I'm sure she worked hard at getting it and wanting to surprise me.

她一定很用心的替我找礼物 想给我惊喜。

I work hard at school, and I try to be helpful and kind all the time.

我学校努力学习，我尽力一直乐于助人、善待他人。

'He won't be back tonight, 'I thought, so I began to work hard at my hole.

我想，“他今晚不会回来了，”所以，我开始拚命挖洞。

Beth said nothing, but she began to work hard at a blue army glove she was making.

白丝什么也没说，但她开始卖力地做一双蓝色的军用手套。

" If you work hard at this job, " she said, " maybe you can make something of it."

“如果你努力做好这份工作，”她说，“说不定能够做出些名堂来。”

Madam Walker worked hard at her business. She traveled to many American cities to help sell her products.

沃克夫人非常努力的经营己的事业。她去往很多的美国城市去销售己的产品。

He was delighted to find within himself a love of learning, and he worked hard at his studies.

他惊喜地发现己的内心深处燃起了对学习的热爱，学习时也愈加勤奋刻苦。

When I wanted to learn the violin, my father told me that I should work harder at maths.

当我想学习小提琴时，我的爸爸告诉我应该更努力地学习数学。

It can be something that you worked hard at and now you are ready: It's showtime!

这可能是你努力工作的成果，现你已经准备好了：是时候展示了！