奥巴马演讲 在费尔法克斯一家私人庭院的演讲3
aSo these are all steps that we’re taking right now to try to move the economy forward. Now, I have never been more confident about the future of our economy, if we stay on track and we deal wit
Ted英语演讲:音乐革命:Evelyn Glennie:展示关于听的艺术
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总统演讲:Bush's speech on N.Korean nuclear weapons 
Good morning. Earlier this week, the government of North Korea proclaimed to the world that it had conducted a successful nuclear weapons test. In response to North Korea's provocative actions, Americ
TED演讲:推特需要如何改变(1)
What worries you right now? You've been very open about lots of issues on Twitter. 你现在担心什么?一直以来你都敞开探讨推特上的问题。 What would be your top worry about where things are right now? 对于现在的情况,你最担心的是什么? Right
TED科技:安琪拉·贝尔彻:用自然来培育电池
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