TED演讲:如何开启开源想象力(5)
So this one is a quadcopter. 这是一个四轴飞行器。 It's a small model helicopter. In a way, it's a toy, no? 一个小型的直升机模型。差不多是个玩具吧。 And so this one was military technology a few years ago, and now it's open-source,
TED演讲:特殊环境里的不同寻常的房子(3)
There's only one little entrance to the entire building, 整座大楼只有一个小小的入口, and the 3,000 residents come in and out through that single door. 3000居民从这里通过这一个门进出。 Together, the inhabitants created publi
奥巴马讲话 独立日向军人及家属致敬
Hi everybody, and Happy Fourth of July weekend. On Monday, Michelle, Malia, Sasha, and I will celebrate the Fourth like most of you - in the backyard. We'll hang out with family and friends, throw
Ted英语演讲:How healthy living nearly killed me为什么健康的生活方式几乎把我害死
A.J.雅各布斯用了整整一年的时间,遵循他听到的每一条健康建议--从用玻璃杯来抹防晒霜到戴着自行车头盔购物。在TEDMED的演讲台上,雅各布斯与大家分享了他在这个过程中发现的许多让人意想不到的事情。 A.J.雅各布斯用了整整一年的时间,遵循他听到的每一条健康建议--从用玻璃杯来抹防晒霜到戴着自行车头盔购物。在TEDMED的演讲台上,雅各布斯与大家分享了他在这个过程中发现的许多让人意想不到的事情。
励志演讲 :艰难的抉择(8)
Now one of things that I believe is that change not only requires an understanding of human nature, change also requires clear-eyed realism, change requires a deep understanding of what is wrong, so t