So in retrospect, I think the way to deal with crisis, deal with challenge, deal with difficult times, is like this: First, you need to be realistic.

回首去年，我们应对危机，面对挑战时，所采取的方法就是：,首先，要变得现实一些。

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 let me challenge you with this: inside of these curly braces where I have put a comment with slash slash -- a "comment" means nothing here gets compiled, it's just for the human to read.

让我用这个来挑战你们：,在这些花括号里面，我通过双斜杠写入了一个注释,-一条“注释“在这里不会被编译,它只是用来我们阅读的。

哈佛公开课 - 计算机科学课程节选

And,of course,the challenge -- so this is the latter part of the course-- is what do you do with this and Europe?

当然,质疑是,这部分会在日后课程提到,即该如何处理这和欧洲各国的关系

耶鲁公开课 - 1871年后的法国课程节选

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

Of course, the particular problem of Ireland, the challenge of Ireland as I suggested earlier, has an awful lot to do with that.

特别是爱尔兰的问题,我之前提到的,来自爱尔兰的挑战,也与之也有很大关系

耶鲁公开课 - 欧洲文明课程节选

I think there is the essence of personal challenge in dealing with that.

我想关于这个问题,个人面对的挑战是关键。

普林斯顿公开课 - 人性课程节选

I mean is that is thas an alternative way to dealing with the Afghan challenge?

这是不是另外一个途径,处理阿富汗问题？

普林斯顿公开课 - 国际座谈会课程节选

Are you among those more comfortable, have you taken any computer science, were you programming at the age of 10 but you'd actually like to learn a bit about things you don't yet know and challenge yourself with new content or are you somewhere in between?

你对电脑比较熟悉么，你上过计算机专业方面的课程吗？,你是不是10岁就会编程,来上课的目的只是为了学习未知的知识,或者用新知识来挑战战自我？,还是二者兼有？

哈佛公开课 - 计算机科学课程节选

And for me it's fun because I may not know the novel that you end up picking, and so it is a kind of challenge for me to take a novel that you've chosen and come to grips with it myself It may be one that I know.

我也觉得很好玩,因为我可能不知道你们最后选择的小说，所以对我来说,认真对待你们选的一本书很有挑战性,可能是一本我知道的书。

耶鲁公开课 - 1945年后的美国小说课程节选