They have blocked every effort to close deadly loopholes, to keep out vicious criminals, and to stop the flow of illegal immigrants and drugs. 他们阻碍了我们的每一次努力--堵住致命漏洞，抵挡凶恶的罪犯，杜绝非法移民和毒品的流动。 They are a di
So they're learning from each other. And research bears this out. 乌鸦通过互相学习，都掌握了这种技巧。 Parents seem to be teaching their young. They learn from their peers, they learn from their enemies. 乌鸦父母还教会自己的孩子这样
Great things happen at intersections. 交叉点是个产生奇迹的地方。 In fact, I would argue that some of the most interesting things of the human experience occur at the intersections, 实际上，我想说，人类历史上许多最伟大的事情都发生在交叉点， in
In his first interview with an Arab television station, President Barack Obama offered a bold change to America's relations with the Muslim world. "My job is to communicate to the American people
Martin Luther King, Jr. Beyond Vietnam -- A Time to Break Silence *Mr. Chairman, ladies and gentlemen, I need not pause to say how very delighted I am to be here tonight, and how very delighted I am t
