I don't know if I'm repeating this but he was at his dentist I didn't tell you this.

我不清楚我是否在重复这个,但是他当时是在他牙医的诊所-我没有告诉你吧。

耶鲁公开课 - 金融市场课程节选

So it's not to be used when you just feel sort of "Nahhhh, I don't know."

所以，当你仅仅是觉得“嗯……我不清楚”的时候，不能用这个句型。

I hate 课堂 - SpeakingMax英语口语达人

But I can't see that little box, so what I'm going to do is i'm going to redraw that little box.

但是现在这个小方格看不太清楚,接下来我重新画一下这个小方格

耶鲁公开课 - 博弈论课程节选

So, that is just a quick example for some of you, you might be very familiar with ion channels, others might not know what these are, so I'll just tell you quite briefly that ion channels are these very massive transmembrane proteins.

这对你们中的某些人来说仅仅是个小例子，有些人可能已经非常熟悉离子通道这个概念了，但有些人可能还不清楚，那么就让我来简单地介绍一下离子通道,就是这些巨大的跨膜蛋白。

麻省理工公开课 - 化学原理课程节选

Now in this case, it's clear that I'm not only saying this function takes an input, I also have to give that input a name.

在这种情况，很清楚的,我不只是说明这个函数有一个输入，我还要给那个输入一个名字。

哈佛公开课 - 计算机科学课程节选

Here we go, the screen Is that the right ring? I never know.

让我把投影屏放下来,是按这个钮吗,我不太清楚

耶鲁公开课 - 1871年后的法国课程节选

I don't know how well you can see it in this figure here, is the slope of a straight line connecting these two points, and as the points come closer and closer, the straight line would become tangent to the curve.

我不清楚你们对于这个图像的理解,这条连接两点的斜线,随着两点距离逐渐缩小,两点连线会变成曲线的切线

耶鲁公开课 - 基础物理课程节选

In fact, I don't know if in the news the pioneer in this is a man named Judah Folkman, who is a surgeon who first speculated that this was important, and sadly he died on Monday, but had a dramatic impact on our understanding of how cancers develop in people and new approaches.

实际上,我不清楚这个新闻中提到的人,是不是犹太?福克曼,这个领域的先驱,他是个外科医生,最先提出了这个重要的理论,不过不幸的是他在本周一去世了,他让我们对癌症有了新认识,带给我们治疗癌症的新思路

耶鲁公开课 - 生物医学工程探索课程节选