So, he started asking himself the question, "What can I be sure of?"

他首先问自己一个问题,"我究竟能够确信什么呢"

耶鲁公开课 - 心理学导论课程节选

But I'm sure you can easily see how these styrofoam balls could, in fact, be a mono layer of gold nuclei.

这个实验怎么工作的,我们先来做些计算，但我相信你们都已经。

麻省理工公开课 - 化学原理课程节选

To be sure, Machiavelli focuses on key aspects of political reality which are often ignored by thinkers like Plato and Aristotle.

事实上马奇亚维利所专注的,政治现实观点,是其它思想家所常遗漏,像柏拉图和亚里士多德。

耶鲁公开课 - 政治哲学导论课程节选

So, it's perfectly okay to be part of a collaboration, but you've got to make sure that you're pulling your weight.

所以,参与小组讨论是完全允许的,但你要保证你在其中有所作为

耶鲁公开课 - 基础物理课程节选

One thing I forgot is if any of you has a cellphone be sure put that number down.

我忘了一件事，如果你们谁有手机,记得把手机号码写下来。

麻省理工公开课 - 电影哲学课程节选

Weird things, bad things can happen and so one of the lessons too that will be repeated throughout the course is to actually rigorously error check and make sure that you're always thinking about your user being a bad guy.

各种古怪的事情就会蜂拥而至,所以在这个课程中我反复强调,要一丝不苟地检查错误,你就当你的用户是个调皮捣蛋的家伙。

哈佛公开课 - 计算机科学课程节选

And, one thing I'd like to add to it, and that is, and I told this to my recitation sections that when you do these quizzes, in spite of the fact that it might be trivial in some cases, make sure you carry the units through.

而我要在这基础上再加一条，我在我的背诵课上也讲过,当你考试时，尽管单位不重要，但我希望你能注意它们。

麻省理工公开课 - 固态化学导论课程节选

Now, the Renaissance city-states of Italy had relatively efficient administrations, to be sure.

有一点应该明确,文艺复兴时期时,意大利的城邦国家就已经出现了相对高效的官僚政府

耶鲁公开课 - 欧洲文明课程节选

And, to be sure, there were lots of crowds in Paris were the inevitable crowds who shouted for war, which was sort of odd because Paris was increasingly a leftwing city, because the vast majority of the population of Paris were ordinary people,were workers, more about that another time when I talk about Paris.

很多巴黎民众涌上街头,个个嚷着要上战场,而这对巴黎这座逐渐左倾的城市有些令人惊奇,因为这座城市的多数人,都是平民和工人,关于这点我会在讲到巴黎时再和大家讨论

耶鲁公开课 - 1871年后的法国课程节选

People are already shaking their heads over me and any immediate God further professional use on my part of the word "God" except as a familiar, healthy American expletive will be taken or rather confirmed as the very worst kind of name dropping and a sure sign that I'm going straight to the dogs.

人们经常对我表示不同意，以及对,我一用那个字“,除非作为熟悉的健康的美式感叹词或咒骂词时,它们会被认为是最差的名字,也肯定是我向那些狗前进的标志。

耶鲁公开课 - 1945年后的美国小说课程节选

I mean, in many ways, to be sure, Hobbes was a product of his time, ? and what else could he be?

在很多方面看来，确实，霍布斯是他那个时代的产物，他还能是什么呢？

耶鲁公开课 - 政治哲学导论课程节选

> Yes. Be sure that's one of two of us have seen this movie.

>，是的，肯定你们其中有人看过这部电影。

哈佛公开课 - 计算机科学课程节选

So again, we should be able to check all of our formal charges and make sure they add up to 0, which they do, and that makes sense, because we have a neutral atom in terms of thionyl chloride.

因此同样地，我们可以检验一下,我们所有的形式电荷是否正确,确保它们加起来等于零，而它们确实是这样，这是合理的，因为亚硫酰氯是一个中性原子。

麻省理工公开课 - 化学原理课程节选