People have argued over the authenticity of them, although I think by now it is established that they are his.

虽然人们曾质疑其真假，但我想现在应该尘埃落定,确定是他亲笔所写。

耶鲁公开课 - 政治哲学导论课程节选

I think they're about 17 and 5 or something like that or somewhere near that, not sure but

他们大概是17胜5负这样子，或者差不多，我不确定但

大学篮球的人气 - SpeakingMax英语口语达人

Now I don't know, I may be different than other people, but I think organic chemistry is really interesting.

但我不确定,也许我和他人不太一样呢,我认为有机化学很有趣

耶鲁公开课 - 金融市场课程节选

So I differentiated this object, this is my first derivative and I set it equal to 0 Now in a second I'm going to work with that, but I want to make sure i'm going to find a maximum and not a minimum, so how do I make sure I'm finding a maximum and not a minimum?

这样我就对它求出导数了,这是一阶导数,令它等于0,一会我们就要计算了,但我先确定一下是最大值还是最小值,我怎么确定是最大值还是最小值呢

耶鲁公开课 - 博弈论课程节选

But I'm not sure that you can really make that assumption based on something that someone creates

但我不确定你真的能基于某人创作的某些作品来做那样的推断，

印象深刻的展示会 - SpeakingMax英语口语达人

I'm not sure that a lot of people are going to read this book, but a lot of people might buy it as a keepsake.

我不确定会不会有很多人读这本书，但很多人会把它当成一种纪念品买下来。

耶鲁公开课 - 1945年后的美国小说课程节选

I'm not sure that's the way it should be, but that's the way it is.

我不确定这样是不是应该，但实际情况的确如此。

耶鲁公开课 - 新约课程节选

I don't know that I have an answer to this, but perhaps the Republic as a whole is itself a piece of this Socratic poetry that will substitute for the Homeric kind.

我不确定我对这有预备答案，但也许整部《理想国》,就是一部苏老式的诗学,用以取代荷马史诗。

耶鲁公开课 - 政治哲学导论课程节选

At any rate, I don't know for certainty that I'm a harder grader, but I believe that it's the case based on reactions I get when I give the speech that I'm about to give.

不管怎么，虽然不是特确定我评分严格，但相信应该就是这样,根据我每次说这些话时得到的反应来说。

耶鲁公开课 - 死亡课程节选

this court is attributed to him, not 100% sure it's his-- said, "I would not give a fig for the simplicity on this side of complexity, " but I would give my life for the simplicity on the other side of complexity."

这个报告厅就是他捐建的，但不能完全确定是他所有的--说过，“我不会认为与复杂性一致的简单性是微不足道的，但我会把我的一生用来研究与复杂性相对的简单性“

哈佛公开课 - 幸福课课程节选

But I'm sure, like, the Internets, probably, that probably plays a part of things too.

但我很确定，网络在其中也扮演着重要的角色。

理想是当密码专家 - SpeakingMax英语口语达人

I believe it's called Yogi Berra Park but I'm not sure about that.

我记得它叫Yogi Berra公园，但我也不太确定具体名称。

布朗克斯的景点 - SpeakingMax英语口语达人

And he said, "Well, I believe there's a God, but honestly, I can't be sure there's a God.

之后他自答到,"我相信上帝,但说实话,我不能确定上帝的存在

耶鲁公开课 - 心理学导论课程节选

Now, that is not the most general thing, but I'm sure you guys have some idea of why we are interested in that.

这并不是最普遍的情形,但我确定你们知道我们为什么喜欢它

耶鲁公开课 - 基础物理课程节选

Yes, that's probably true as a general observation, whether it comes through clearly on these two-- this comparison-- I'm not quite so sure, but there--I wouldn't say there's a great deal of detail in the first one.

是,可能从一般角度观察是对的,不管是否是通过,这两者的对比得出的结论,我也不太确定,但我不会说,第一首里有大量的细节处理

耶鲁公开课 - 聆听音乐课程节选

.. I guess, unfortunately, it is for... there needs to be a number put somewhere, like, I'm not sure what that number would be, but I do agree that there could possibly be a number put on the human life.

我觉得，不幸的是。,有时确实需要标价，不过我不确定具体数字，但我确实认同,人的生命也许可以被标价。

耶鲁公开课 - 公正课程节选

Well, not now My death can't be bad for me now I'm not dead But it's not 100% clear that the other alternative isn't acceptable "? Why not say,"My death is bad for me when I'm dead"?

至少不是现在,死亡现在对我来说没有坏处,我又没死,但另一种情况我们也不能百分百,确定是不可接受的,为什么不能说，“死亡在我死的时候对我来说是有坏处的？

耶鲁公开课 - 死亡课程节选

Well, that's something I want you to think about and maybe I'm sure you'll want to talk about in your sections, but let me propose something like the following to answer or at least to respond to this paradox, this question.

这是我要你们思考的问题,我也确定,你们也想要在讨论时段发言，但让我先提出以下这些回答,或至少说是响应这个悖论，这个问题。

耶鲁公开课 - 政治哲学导论课程节选