如视频未出现,请稍候,因为FLASH播放器正在加载中。。 THE PRESIDENT: Good morning. For more than a week, the people of the nation of Georgia have withstood assault from the Russian military. The world has watched with alarm a

It can also solve a practical problem of MOOCs, the business aspect. 它也能解决大规模网络公开课在其商业方面的实际问题。 We can also license these MOOC courses to other universities, 我们还可以授权这些网络公开课面向其他的大学， and therein lies a r

在tedxchange系列中，梅琳达.盖茨果敢地倡议非盈利性组织向可口可乐这样的大公司学习。可口可乐公司遍布全球的网络能够保证世界上任何一个偏远的村庄 -- 都能得到 -- 一瓶可乐。为什么不对安全套，卫生设施，以及疾病疫苗也采取这样的推广手段呢？ melinda french gates: what nonprofits can learn from coca-cola 英语演讲稿： one o

In 2012, Kaggle challenged its community to build an algorithm that could grade high-school essays. 2012年，Kaggle给当地学校出了个难题，设计一个算法来评判高中作文。 The winning algorithms were able to match the grades given by

Thank you, Mr. Secretary General, for the honor to address this body once more. And thanks to the distinguished climate leaders assembled here today who are ready to take action. President Abraham Lin