He could not be sure of their support if he declared that the purpose of the war was to free the slaves.

VOA: special.2009.10.08

I'm not at all sure there's anything more to be said about that passage, which I think lays it to rest.

我不确定这篇文章是不是,还要更多的讲解，就这样的吧。

耶鲁公开课 - 文学理论导论课程节选

You just got to be looking around all the time to make sure you are not going to be run down.

你随时观察四周以确保你不会被撞倒。

伦敦的蓝色自行车 - SpeakingMax英语口语达人

She wanted to make sure she would be judged as a singer who happened to be black - not as a black singer.

VOA: special.2009.01.18

But, just to be sure, not to be sure, but just to increase my confidence, I'm going to just run it again.

所以说它是对的是很有道理的，但是，确定一下，但是为了提高我们的自信，我要再运行一次。

麻省理工公开课 - 计算机科学及编程导论课程节选

But they also wanted to be sure membership would not restrict American independence.

VOA: special.2010.11.18

66 I'm sure it would be very amusing if I fell, but I'd rather not.

但我可不想，我们用13除以。

麻省理工公开课 - 化学原理课程节选

But Duncan was not sure that playing Porgy would be right for him.

VOA: special.2010.03.07

Now, I'm not sure what kind of video we're talking about, and I'm not sure if the lecture will be the internet when we're all done. But nonetheless I'm gonna call this the next big thing-the video internet .

呃，我不确定我们要谈关于什么样的视频,我也不确定当这个讲座全部结束时,还是不是关于网络，但尽管如此,我还是要叫它为下一重大事件，网络视频。

麻省理工公开课 - 媒体、教育、市场课程节选

I wanted to be sure you were not like your father.

VOA: special.2010.06.26

Plato's views on democracy were not all negative, to be sure.

并非都是负面的，这可以肯定。

耶鲁公开课 - 政治哲学导论课程节选

There was something else that was worrying Oive, and she did not know just how to begin to talk about it At last,she spoke out, not sure what Nate's answer would be.

VOA: special.2010.01.09

Generally, there are a couple of elements that one might set down as in a Petri dish, and wait to see if some chemical reaction might take place, but not at all sure of what it might be.

一般来说，都有几个元素,作者会把它们像放入培养基中一样培养,等待某种化学反应的产生，但对可能的结果却一无所知。

普林斯顿公开课 - 人性课程节选

But be sure not to burn the skin.

VOA: special.2009.08.11

Good, so by standing not only does she not win the election, but she actually causes the election to be won for sure by Jean who's further away from her.

很好,参选不仅不能让她在选举中获胜,而且会导致,离她更远的吉恩在选举中获胜

耶鲁公开课 - 博弈论课程节选

The president says experts are not sure whether swine flu will be more severe than more common seasonal flus.

VOA: standard.2009.05.01

.. 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

He told Israel Radio that Lebanon must make sure that such incidents will not be repeated.

VOA: standard.2010.08.04

I'm not sure there might be additional things that international students have to do like additional tests.

我不确定留学生录取是不是还有其他要求，比如说还要加试什么的。

被学问的自由所迷住 - SpeakingMax英语口语达人

They say they are not sure whether the agreement will ever be fully implemented.

VOA: standard.2009.09.15

To be honest, I'm not sure if you need to have gone to undergraduate

老实的说，我不确定你是否要有本科学历，

想成为律师的话 - SpeakingMax英语口语达人

The World Cup is meant to be fun. And,the government is giving its all to make sure visitors are not disappointed, that these Games are spectacular.

VOA: standard.2010.05.29

And besides that, lest that not be enough to make sure everyone can succeed in a course like this, we have a very diligent teaching fellow who not only likes to scribe the courses lectures.

另外，为了让大家都能,学好这门课，我们有一个很勤奋的助教,他很乐意记录下课程教案。

哈佛公开课 - 计算机科学课程节选

"It would really be a mistake, and I am sure the United States would not go in this direction, to give Hamas that authority on its own."

VOA: standard.2010.06.10

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

"If you ask them whether they will receive a pension and what age, they say "I'm not sure whether I will be in the position of pensioners of today."

VOA: standard.2010.06.16

Yeah, I, to be honest, I'm not sure that's so true. Um...

是，我，实话说，我不知道这是不是真的。呃…

对于赞助入学的看法 - SpeakingMax英语口语达人

To be sure, the coverage has not been universally positive.

VOA: standard.2009.04.03

I'm not sure whether this really should be called a coma.

我不确定这是否真的该被称作昏迷。

耶鲁公开课 - 死亡课程节选

I'm not sure how much this gonna be covered in the course, but I'm very interested in the way films are recieved by audience and the shock value that film can have be acceptable in film and through time how it changes.

我不知道这门课,会多大程度上和这个话题相关，但是我对此,电影被观众接受的方式和带给观众的冲击,和电影是如何随着时间不断变化的,很感兴趣。

麻省理工公开课 - 电影哲学课程节选