美国总统奥巴马每周电台演讲之2012年感恩节演讲，表达了他的祝福和感谢。"作为美国人，我们英勇无比，慷慨大方，心胸宽广。一旦我们的兄弟姐妹们需要，我们就会卷起袖子大干一场—不是为了表扬和奖励，而是因为这是应该做的。因为我们仅仅是为了回报天恩。因为在美国，我们作为一个国家和民族生死与共。 " 2012年感恩节奥巴马电视演讲：Wishing the American P

Hello, everyone. I hope you’re having a safe and enjoyable Memorial Day Weekend. I’ve got some good news for us today. Not only is our economy overall growing, but one of the important sectors of our

We worked with Bruce Nizeye, a brilliant engineer, 我们跟Bruce Nizeye一起工作，他是一个非常了不起的工程师， and he thought about construction differently than I had been taught in school. 对于建筑，他对我从学校学来的那一套有不同的看法。 When we h

So how would you run a whole country without oil? 怎么让一个国家在没有用石油的情况下运转？ That's the question that sort of hit me in the middle of a Davos afternoon about four years ago. 四年以前在Davos的一个下午，这个问题突然浮现在我的脑海。 I

Hi, everybody. 大家好。 Over the past month, I've been visiting towns across America, 上个月我走访全国多个城市， talking about what our country needs to do to secure a better bargain for the middle class. 与人们交流如何为