It is one the president takes seriously, and one the president is going to use his time to get right."

VOA: standard.2009.10.09

And I would suggest palindrome as a great example of that. That's easy to think about recursively. It's much harder to think about iteratively. And you want to get into the habit of deciding which is the right one for you to use. And with that, we'll see you next time.

其它的问题可能用递归的方式,可以更好的解决,而直接思考可能很困难,这时你就得养成做出,正确选择的好习惯了,下周再见。

麻省理工公开课 - 计算机科学及编程导论课程节选

You could use the "Do you" pattern one more time.

你可以再用一次“Do you”句型。

Do you 课堂 - SpeakingMax英语口语达人

In fact, I'm going to use only two dimensions for most of the time because the difference between one dimension and two is very great.

实际上,大多数时候我只考虑二维的情况,因为一维和二维的差别很大

耶鲁公开课 - 基础物理课程节选

There are multiple mechanisms that a cell can use to decide which genes it is expressing at any one time and which ones are not expressed.

在某一时刻,决定细胞中哪些基因表达,哪些基因不表达的机理十分复杂

耶鲁公开课 - 生物医学工程探索课程节选

Just to see that in a very simple example, again, we don't use such a complicated example as the one we looked at last time, you could imagine a game, a really trivial coordination game, which looked like this .

不妨再举一个例子,我们就不找上一讲那么复杂的案例了,看一下这个简单的协调博弈,如

耶鲁公开课 - 博弈论课程节选

You use it all the time, but maybe along one dimension.

你也许在一维空间里一直在用它

耶鲁公开课 - 基础物理课程节选