If there is atmosphere in the passage I'm about to quote from Macbeth, it must be atmosphere of a certain kind and there for a certain reason.

如果下面这篇《麦克白》里的选段有所谓的“气氛“,那这种气氛一定因为某种原因以某种形式存在着。

耶鲁公开课 - 文学理论导论课程节选

Then again, if you are not certain of something you can say "I'm not sure."

同样的，如果你对于一件事没有把握，你可以说“I'm not sure.”

I'm sure 课堂 - SpeakingMax英语口语达人

And so, in certain contexts, I'm perfectly comfortable--in my physicalist moods, I am perfectly comfortable--talking about this person's soul.

而且,在某些情况下,依照我这个物理主义者的心情,我感到很惬意,探讨人的灵魂,我也感到很惬意

耶鲁公开课 - 死亡课程节选

I'm going to say certain things about it, and you may find yourselves discussing this relationship in section.

今天我就讲一些与此相关的，你们可以在讨论课上讨论之间的关系。

耶鲁公开课 - 文学理论导论课程节选

I'm sort of love this movie, I'm start expecting certain type of character sort of boring character.

但我还是有些喜欢这部电影，至少开始喜欢个别角色,尽管他看起来可能有些没劲。

麻省理工公开课 - 电影哲学课程节选

But within all of these groups is an attempted try to get down something that's so fundamental, and we just have to safeguard. I'm thinking broadly in terms of social justice criteria, others may say human dignity. There're certain things we do to safeguard others' human dignity.

但在所有这些群体中都有一种努力,在尝试着记录下最根本的东西，而我们要做的就是维护，我在广泛思考着,社会正义的标准，其他人可能会说是人的尊严，有些事情,我们会做从而维护他人的尊严。

普林斯顿公开课 - 人性课程节选

You can say "I'm sure that" to express the idea that you are certain of something.

你可以用 "I'm sure that" 来表达你对某件事有把握。

I'm sure 课堂 - SpeakingMax英语口语达人

When I'm afraid, I have this certain sort of clammy feeling or my heart's going poundingly.

当我害怕时,我会产生某种,湿冷的感觉,又或者,我的心脏猛跳

耶鲁公开课 - 死亡课程节选

I'm not 100% certain how that works.

它怎样运作我并不十分清楚。

耶鲁公开课 - 死亡课程节选