A nation that fortifies the world's most productive economy even as it protects the great natural bounty of our water, air, and majestic land. 美国是全球最发达经济体，水资源，空气清洁以及土壤维护也做得很好。 And in this land of

March 26, 2008 THE PRESIDENT: Jim, thank you very much for your hospitality. Thank you all very much for greeting me here. ColorCraft is a small, thriving business that will benefit from the stimulus

And we actually, in this case, I'm sorry to say, it happened -- it was serendipitous. 实际上在这件事情上，我很遗憾地说，我们找到了，是偶然间发现的。 Because I got a phone call from our chief chemist and he said, 我接到我们的一位首席化学家打来电话，他

Dearest, 亲爱的， So very worried about what is happening in Greece. On the news tonight it spoke of it spreading and seems to have become a battle, my worst suspicions of what the British Army went to Gr

Ladies and gentlemen, this is Joe Biden, I'm filling in for President Obama, while he addresses the NATO summit in Wales. When the President and I took office in January of 2009, this nation was in th