President Obama said there is no guarantee that all the steps agreed to at the meeting will work,but: "I think we applied the right medicine.

VOA: special.2009.04.04

To build a set of alliances and institutions that guarantee that we're still the power we need to be.

建立一系列联盟和机构,能够保证我们,所需要的国际地位。

普林斯顿公开课 - 国际座谈会课程节选

I guarantee, more than that In fact, the people who chose where we started off 33 chose in that range.

我保证,多很多的,实际上选33的人是在这个范围内选择的

耶鲁公开课 - 博弈论课程节选

"When we talk about sukuk, we don't guarantee a certain return."

VOA: special.2009.12.11

So we see then that having knowledge of good and evil is no guarantee that one will choose or incline towards the good.

我们由可见对善恶的分辨能力,并不确保人会愿意或倾向于遵从上帝。

耶鲁公开课 - 旧约导论课程节选

We have taken extraordinary steps to guarantee bank deposits, support small and medium enterprises and provide additional capital to the banking sector if required,"

VOA: standard.2010.01.21

We have to guarantee universal access to literacy.

我们要保证世界上所有人都能够提升文化素养。

麻省理工公开课 - 媒体、教育、市场课程节选

How do we ensure that what children learn benefits them and would guarantee jobs?

VOA: standard.2010.05.19

However,that in and of itself does not guarantee us that we enjoy food.

然而，治好消化不良,不保证我们就能享受美食。

哈佛公开课 - 幸福课课程节选

"We have a message for them." "They may not listen to us now, but I guarantee you they will listen to us in November when we vote the bums out!"

VOA: standard.2010.04.15

There were words in there--they said something--of course, we cannot guarantee that they won't go up in value but historically they have always done it or something like that.

他们在文中吹嘘...当然,我们不能保证金币不会升值,但金币的历史行情趋势始终向上

耶鲁公开课 - 金融市场课程节选

"And if we refuse to deal with these issues today, then I guarantee you that they will be an albatross around our efforts [a big obstacle to combat terrorism in the future. The president spoke in the National Archives, which houses the nation's founding documents.

VOA: standard.2009.05.21

So the mere fact that we decide, if we do ultimately decide that there is a soul, something nonphysical, separate and distinct from the body, doesn't guarantee that we survive our physical death.

根据我们仅有的事实去判断,如果我们最终判定灵魂是存在的,它是一种无形的,独立的,与肉体截然不同的东西,但仍不能保证我们会在肉体死亡后活下来

耶鲁公开课 - 死亡课程节选

Well, we can't guarantee with UV light we'll have enough energy to eject every single electron, so that's why when we use x-rays, they're higher energy, you can pretty much be guaranteed we're going to eject all of those electrons there.

好，我们不能保证紫外光有足够的能量,激发出每一个电子，所以我们要使用，X，射线，它的能量更高，你可以非常确定,我们可以激发出其中所有的电子。

麻省理工公开课 - 化学原理课程节选

We would have to see if we can arrange that. Again, I don't guarantee that it will happen because the reality is, someone who is involved in as many things as he is-- it's going to be something.

我会再去安排一下,但我不保证他一定会来,他有太多的安排,有可能会有突发情况

耶鲁公开课 - 金融市场课程节选