Lawyer Paul Achitoff of the organization Earthjustice said: "We do expect to be able to challenge that decision before the district court."

VOA: special.2011.02.15

And we challenge ourselves to do the system design so that we responsibly took into account all of the dimensions that we talked about at the beginning.

我们通过做这个,制度设计挑战自我,以便于充分考虑,我们最初谈到的,所有方面。

麻省理工公开课 - 媒体、教育、市场课程节选

So we use his works as a challenge to say "No".

所以我们把他的成就当作一种挑战，说“不”。

以爱因斯坦为榜样 - SpeakingMax英语口语达人

We need to challenge governments, decision-makers and community leaders to stand together to fight TB and eventually wipe out this devastating disease."

VOA: standard.2010.07.12

Also, shows you something about the challenge of it, because we are susceptible to attack from lots of different kinds of microorganisms.

同样也向你们展示这其中的一些挑战,因为我们也容易受到,各类微生物感染的危害

耶鲁公开课 - 生物医学工程探索课程节选

"Every fish we take out there is one less fish to challenge the electric barrier further upstream yet."

VOA: standard.2010.07.19

Let's see if we can do that, and it's a little bit of a challenge for the performer.

让我们看看能不能做到这个,对于表演者来说,还真是个挑战呢

耶鲁公开课 - 聆听音乐课程节选

"It is the challenge of the 21st century," "We have to acknowledge, accept and work with it.

VOA: standard.2009.05.13

But the challenge is that we really didn't have a business model at that time.

但问题是,那时公司没有一个商业模式。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

So we said we will accept the challenge of raising up this program here in Kenya."

VOA: standard.2010.05.30

The challenge for you is to figure out: well, what do we do with those novels?

你们的挑战是发掘出，我们应该怎么阅读它？

耶鲁公开课 - 1945年后的美国小说课程节选

We are continuing to challenge the matter in court." Malema said he would substitute the offending words with another phrase, but continue to sing it.

VOA: standard.2010.04.08

That's a challenge that we need to always be putting in front of us.

这是常常都应该摆在,我们面前的挑战。

普林斯顿公开课 - 人性课程节选

I am not going to walk away from any challenge. We are moving forward."

VOA: standard.2010.02.06

The challenge is greater because in 2001 we had a fairly easy victory over the Taliban.

说挑战大,那是因为2001年在与塔利班的较量中，我们轻松地获胜。

普林斯顿公开课 - 国际座谈会课程节选

"This is the challenge we have now: to open a lot of those doors."

VOA: standard.2009.08.15

And the challenge that we gave to ourselves is can we do that packaging in such a way that lays a ground work for community learning coming out of people who got involved in looking at the experiment of knowledge updates.

我们自己面临的挑战是,究竟能否,借用技术打包,为知识更新实验的,观看者的群体学习打下,坚实的基础。

麻省理工公开课 - 媒体、教育、市场课程节选

There are no books we can salvage. That would be another quite challenge.

VOA: standard.2009.10.06

Now that's not a very realistic assumption and we are going to come back and challenge it at the end of semester, but this will be complicated enough to give us a lot of material in the next ten weeks.

这不是一个很符合实际的假设,在期末的时候我们再来推翻这个假设,但是就这个假设下的内容,就足够我们接下来的十个星期学的了

耶鲁公开课 - 博弈论课程节选

"We recognize that as we move ahead there are huge challenges ahead of us, particularly the challenge of overcoming the divisions that have occurred in this country.

VOA: standard.2010.05.21

And then we hand you 140,000 English words in the form of a big text file much like our aspiring pre-med students in recent months, and we challenge you to implement the fastest spellchecker possible.

然后我给你一个包含1万4千单词的超大文本,就跟前段时间那位,有抱负的医学预科班的学生一样,我想让你在最短时间内实现拼音检查。

哈佛公开课 - 计算机科学课程节选

We want it to emerge from this period of challenge stronger,".

VOA: standard.2009.03.30

To tolerate Socrates would be to say to him that we care little for our way of life and that we are willing to let you challenge it and impugn it every day.

若是容忍苏格拉底,就像在对他说,我们不是很在意我们的生活方式,我们愿意让你提出挑战并日日进行抨击。

耶鲁公开课 - 政治哲学导论课程节选

And I think that our challenge and the country's challenge is to get to the point where we can afford the healthcare system that we have in our country."

VOA: standard.2010.02.25

That's one challenge and we'll talk about ways to think about engineering approaches to solve that problem.

该问题一直很具挑战性,我们会讲到,如何用生物医学工程的方法来解决它

耶鲁公开课 - 生物医学工程探索课程节选

So the challenge for us as an international community is to try to make sure we're marshaling our resources, our efforts,so that we can do the job and leave.

VOA: standard.2009.03.23

That's the challenge we faced.

仍然严峻。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

We need to get better at launching ideas." The challenge is convincing the people in member countries, particularly in Western Europe, that what NATO does is important for their future.

VOA: standard.2010.06.11

The challenge is for the work you are going to be doing at the class time we are doing to spend together.

这一挑战是针对,我们要一起在课上,完成的任务提出的。

麻省理工公开课 - 媒体、教育、市场课程节选

Because it also means that every day we don't do something, we are not meeting a challenge.

因为这意味着,如果每天我们不去做些事情的话，我们所面临的挑战。

普林斯顿公开课 - 人性课程节选