This is what ensures that if you take 3.091, you can go on later and take 5.12.

这能确保，如果你上了本课程，你可以继续选择，5。12课程。

麻省理工公开课 - 固态化学导论课程节选

You made sure that you finished your work.

你确保每项工作都做完了。

I was 课堂 - SpeakingMax英语口语达人

So, let's make sure everyone kind of has this down, let's do another clicker question here.

好，让我们确保每个人都记下了这点，来做下一个选择题吧。

麻省理工公开课 - 化学原理课程节选

It's said that I always stop to correct names for any reason. But certainly about your name.

不论如何，我总是会停下来,确保没有读错你们的名字，这下没有读错了。

麻省理工公开课 - 电影哲学课程节选

The curly braces ensure that everything is logically clustered where it should be.

花括号确保了,逻辑上是聚集在一起的，它本来也应该这样。

哈佛公开课 - 计算机科学课程节选

And those are two things that you'd like to do with every looping construct you write: you'd like to be able to assure yourself that they will always terminate, and then the second thing you'd like to do, is to assure yourself that it does give you back a reasonable answer.

就是现在我有了能去检查程序,是不是做了正确的操作的能力：,这就是你们在写每个循环程序的时候,都要注意的两个事情：,第一件事情是要确保程序可以终结，第二件你要做的事情,就是要确保程序返回了正确的答案。

麻省理工公开课 - 计算机科学及编程导论课程节选

Sure enough 11:55 comes, it is the last thing they are doing.

确保到11：55时间足够了，这就是他们做的最后一个题目。

麻省理工公开课 - 固态化学导论课程节选

So you can imagine that adds real excitement and energy to the class and puts a little bit pressure on the professors to make sure that we have something worth coming half way around the world for.

可以想象,为课堂带去的兴奋和活力,也给教授施加了压力，我们要确保,能传授值得绕半个地球赶来学习的知识。

哈佛公开课 - 幸福课课程节选

But they spent a lot of time, energy, and money on being sure that they would have a supply of water to hold them for a long siege.

他们花费了大量的时间,精力,和金钱来确保,在长期的围城中他们可以获得足够的水源

耶鲁公开课 - 古希腊历史简介课程节选

Make sure that you master the "who" pattern and all of these other patterns.

确保你已经掌握了“who”句型以及其他所有句型。

Who 课堂 - SpeakingMax英语口语达人