We're, as a consequence, going to focus on worst case. This is handy for a couple of reasons.

因此我们会去关注最坏的情况,因为如下的原因这样做。

麻省理工公开课 - 计算机科学及编程导论课程节选

Or a situation that you need to pay attention to.

又或者是这种情况需要你关注，

It's important 课堂 - SpeakingMax英语口语达人

For a couple of reasons. In some ways, this would be nicer, do expected cases, it's going to tell you on average how much you expect to take, but it tends to be hard to compute, because to compute that, you have to know a distribution on input.

关注最快的情况，在某种意义上来说，因为一些原因这样想挺不错的，当我们处理一个给定的问题,计算平均时间的时候,是很难计算的，因为你并不知道输入的分布情况,这些输入会是怎么样的呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

This kind of knowledge will be the art or craft of the statesman concerned above all with what to do in a specific situation.

这类的知识,将是政治家最关注的艺术,或手腕,在特定情况下要如何做出决定。

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The graph is something I showed you on the first day of class, that over the last hundred years in particular, but what's shown on this slide is over the last 300 years.

第一节课我就给你们展示过这幅图,该图特别地关注了近一百年的情况,但它涵盖了过去三百多年的历史

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Extrapolating from the fact that there are different things which people take into account, not everyone closest to 6 might actually vote for 6, it might be coincidence.

考虑到人们关注的东西都不一样,这个实际情况,每个最靠近立场6的人,未必把票都投给选择立场6的候选人了,这可能只是巧合

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We're going to see an example of that in a second. What we really want to worry about, what's the worst case that happens.

我们接下来就来看一个这样的例子,我们要关注的是，发生的最坏情况是什么呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

Because what did we say?

我们要关注最坏的情况？

麻省理工公开课 - 计算机科学及编程导论课程节选