This helps to guarantee that they stay with the program.

VOA: special.2010.06.08

And so if you sign a contract with the government for millions of dollars, you have guarantee to get your dollars back, plus whatever profits they allowed in the contract.

所有如果你和政府签订了合约,做了一个百万的大单子，你能保证拿到钱，和其他的利润,在合同里规定的利润。

斯坦福公开课 - 经济学课程节选

So another parallel is people talk about these highly intelligent people from whom the President that surrounded himself, erh, FDR surrounded himself with highly intelligent people, that is no guarantee of anything, except brilliant rationalization for failures in some cases.

所以从另一个方面说,人们总在谈论这些,聪明的人,总统身边的，呃，罗斯福身边,就有高智商的人，但那保证不了什么，他们只能为失败,找到托词。

斯坦福公开课 - 经济学课程节选

(SPEAKING) Moussa says the combined approach helps guarantee settling conflicts, especially ones with poverty among its sources.

VOA: standard.2010.03.21

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

One would guarantee that U.S.military technology sent to India is not shared with third countries, and the other would identify two sites in India where U.S.firms would build nuclear power plants potentially $10 billion dollars worth of business.

VOA: standard.2009.07.15

"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