奥巴马讲话 同人民一起庆祝劳动节
Hi, everybody. This Labor Day weekend, as we gather with family and friends, we'll also come together as a nation to honor some of our own-the working men and women of America who, across the generati
Ted英语演讲:李奥纳特·苏士侃:理查德·费曼
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TED演讲之伟大预言 马丁·里斯:这是我们最后的世纪吗?(6)
We need not just campaigning physicists, but we need biologists, computer experts and environmentalists as well. 我们不仅需要参加竞选的物理学家,还需要有生物学家,计算机专家和环境保护者们共同参与。 And I think academics and independent entrep
总统就职演说:美国34任总统德怀特·艾森豪威尔第二次就职演讲(5)
We seek neither their military alliance nor any artificial imitation of our society. 我们既不谋求使他们在军事上与我们结盟,也不希望他们人为地模仿我们的社会。 And they can know the warmth of the welcome that awaits them when, as must be,
奥巴马每周电视讲话:总统谈论美国古巴关系
Hi, everybody. This week, we made it official—I'm going to Cuba. 大家好。这个星期,我们正式决定,我即将出访古巴。 When Michelle and I go to Havana next month, it will be the first visit of a U.S. president to Cuba in nea