Barack Obama has spoken repeatedly of Lincoln's influence in making it possible for the country to have its first African-American president.

VOA: special.2009.02.09

It's perfectly inscrutable as far as I'm concerned. But I think I can say with absolute certainty that one of its possible significances cannot be that the unprofitable servant should have waited to make his investment.

这对我来说很神秘，但我可以说,我很确信,它可能的含义之一,不会是让那个无益的仆人去等。

耶鲁公开课 - 弥尔顿课程节选

So, for example, in an electrochemical cell, it would be possible to take the sodium ion, give back its electron, and convert it into a metallic sodium, take the chloride ion, remove its electron, and restore chlorine gas.

所以，例如一个电化学的电池，它可能带有钠离子，让它得到电子，把它变成金属钠，得到氯离子，让它失去电子，作为氯气储存。

麻省理工公开课 - 固态化学导论课程节选

The results showed that if punishment was possible, the group cooperated better on the public project and donated more money towards its goal.

VOA: special.2009.03.03

I'll compute its value. Then I'll empty the backpack out, put another combination of stuff compute its value, try all possible ways of filling up the backpack, and then when I'm done, I'll know which was the best.

直至把它填满，然后计算价值,然后我把包里的东西都导出来,再换一堆东西计算它们的价值,尝试过所有填满包的方案后,我就知道哪一种方案是最好的了。

麻省理工公开课 - 计算机科学及编程导论课程节选

The Union victory might not have been possible without the successes of its navy.

VOA: special.2009.09.10

The statement said the Thai Government was doing its utmost to restore peace and order and bring the situation back to normal as soon as possible.

VOA: standard.2009.04.13

"The lives that our young men and women both American and British have put at risk and lost are very much on our minds,and we intend to get this as right as its humanly possible."

VOA: standard.2009.10.12

"So the government must change its mind, that is the government must dissolve the parliament as soon as possible - let's for the sake of the government, but for my side we still have the government dissolve the parliament within 15 days."

VOA: standard.2010.04.03