It is a slippery slope. And, we're not careful, before we know it all of us will be in a much more dire situation."

VOA: standard.2009.11.11

And if we're not careful we'll disregard this distinction, even though I think it's an important one.

如果我们不仔细，我们就会忽视这种区别，即便我认为这是一个很重要的区别。

耶鲁公开课 - 死亡课程节选

Even though we have a noun, the smile, that if you're not careful might lull you into thinking there must be a thing, the smile.

即使我们有笑容这个名词,如果你不够谨慎,可能会想当然地认为,一定存在着笑容这一事物

耶鲁公开课 - 死亡课程节选

If they are not careful, the soldiers can also become victims.

VOA: standard.2010.07.26

So these strategies -- let's be careful here with the word weakly here -- these strategies are not weakly dominated in the original game.

所以这些策略,对于这里的弱一词,我们要谨慎对待,这些策略在原博弈中并不是弱劣势的

耶鲁公开课 - 博弈论课程节选

Just be careful not to let the cat out of the bag, or someone may leave you holding the bag.

VOA: special.2009.01.25

You have to be careful that this first law of Newton is not valid for everybody.

大家需要注意的是,牛顿第一定律并非所有情况都适用

耶鲁公开课 - 基础物理课程节选

But they do need to be careful not to wound themselves with chainsaws or other pruning tools.

VOA: special.2009.10.06

That's why it's all in French, because it's not copyrighted, and we have to be careful with that in here with these camera rolling--cameras rolling.

都是法文,因为没有相关版权,而且我们必须得特别小心,何况我们还在录像

耶鲁公开课 - 聆听音乐课程节选

Control weeds growing around bean plants, but be careful not to harm the plants.

VOA: special.2009.03.24

I declare a variable called n. I'm not giving it a value yet, so I had better be careful.

我申明一个变量n，我先不给它赋值，所以我最好小心点。

哈佛公开课 - 计算机科学课程节选

But they must be careful not to get too close.

VOA: special.2009.04.15

I think that we should be very careful not to let that deflect us from the recognition that this is important technology and that it's not the technology that's at fault; we have to get it right and then it will be powerful.

但我认为,我们应该警惕,不要因此对金融产生误解,事实上金融是门重要的应用技术,而且这一切并不是科技本身的错,我们应该完善这项技术,使其发挥正面作用

耶鲁公开课 - 金融市场课程节选

But he added that careful analysis is required, and that actions taken by Iran's government do not lend credence to its claims of a free and fair vote.

VOA: standard.2009.06.14

If you're not careful this is going to be like one of those horror stories,right?

如果你不小心,这会像是那种恐怖电影？

耶鲁公开课 - 死亡课程节选

Navy spokesman Lieutenant Nathan Christiansen tells VOA that sailors and their families have been warned to be careful not to reveal any information that could be used against them.

VOA: standard.2010.01.07

So let's be careful here, we're not saying that we're going to delete the voters at 1, or delete the voters at 10, though we might wish to.

我们需要注意的是,我们并没有说要剔除立场1,或者立场10的选票,虽然我们希望能这样

耶鲁公开课 - 博弈论课程节选

I mean,how can we say that we want Karzai to do something about his brother's alleged narcotics activities, while apparently the CIA has been paying the same brother?" Former U.S.ambassador to Afghanistan Ronald Neumann tells VOA he believes President Karzai to be a decent man, but points out that he does not have a great deal of actual power outside of Kabul and has to be very careful about alienating some people.

VOA: standard.2009.11.17

But it's an attempting mistake if you're not being careful.

但如果你们不注意,这个错误还是有可能的。

耶鲁公开课 - 死亡课程节选

And it's worse still because it's not really, if we're careful and think about it, it's not really as though we have two different cases and intuitively we want to give different answers to those two different cases.

更糟的是，假如我们仔细思考一下，这其实不是两个不同的案例,并不是在直觉上得到两个不同的答案。

耶鲁公开课 - 死亡课程节选

If I came to the office next week and decided domestic stocks were too high -I want to move that target down to 8% -in the way that I've described market timing, that would be a market timing move and we're very careful not to do that.

如果下周我上班时,认为国内股票价格偏高,我会把权重调低到8%,用我描述过的方式,这就是个市场时机选择的操作,我们一般很谨慎,并不会轻易那么做

耶鲁公开课 - 金融市场课程节选

Of course again we've got to be careful not to misunderstand what's being said.

当然我们还是要小心,不要弄混问题。

耶鲁公开课 - 死亡课程节选

I would be careful and not have all your money invested in stocks. I would look at a lot of these distressed debt--some of the distressed debt that has gone down. I don't know if you understand that but some of the debt that--even bank debt, which is the highest level, I think, has become very cheap.

我会非常的小心，不会把你们的钱全部都,投在股票上，我会寻找一些,不良债务--一些不良债务的价格已经下跌了,我不知道你们是不是理解这些东西,但一些债务--即使是银行债，它们的保险级别较高，我觉得，价格都已经很便宜了。

耶鲁公开课 - 金融市场课程节选