奥巴马每周电台演讲:We Will Not Be Terrorized
The President on Times Square: "But as Americans, and as a Nation, We Will Not Be Terrorized" Addressing the Business Council this morning, the President spoke first on the new developments regarding
TED演讲:为什么MOOC仍然重要(3)
So at edX and a number of other organizations, we are applying these technologies to education through MOOCs to really increase access to education. 所以在edX网站和一些其他的组织我们将这些技术应用于教育通过MOOCs,真正增加人们受教育的机会。 A
奥普拉哈佛大学演讲 6
And yet, I know you know the truth. We all know that we are better than the cynicism and the pessimism that is regurgitated throughout Washington and the 24-hour cable news cycle. 然而,我知道你们明白真相。我们的真实情况
Ted英语演讲:史蒂芬·史威茨博格:给手术师的世界性翻译工具
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TED演讲之超短集 世界的致命饮食(1)
With all the legitimate concerns about AIDS and avian flu -- and we'll hear about that from the brilliant Dr. Brilliant later today -- 尽管所有对于艾滋病和禽流感的忧虑都是合理的—— 稍后我们将会听到优秀的Brilliant医生的演讲—— I want to tal