研究者卡迈勒.米艾涛向我们展示了如何通过在家居或写字楼的特定地点安放三种常见的室内植物，从而产生卓越的空气净化效果。Kamal Meattle on how to grow fresh air 怎么样生产新鲜空气Some 17 years ago, I became allergic to Delhi's air. My doctors told me that my lung capacity
In addition to those kinds of investments, we also need investments in research and development. 除了这些投资，我们还需要人们在研发项目中投资。 So what might that look like? 这意味着什么呢？ In 1966, the US invested about a half a
演说题目：This tiny particle could roam your body to find tumors 演说者：Sangeeta Bhatia 演讲稿 In the space that used to house one transistor, we can now fit one billion. That made it so that a computer
奥巴马2015年国情咨文 (State of the Union 2015) We are 15 years into this new century. Fifteen years that dawned with terror touching our shores; that unfolded with a new generation fighting two long and costl
JenniferNacif向我们讲解了如何在与孩子们沟通时，将控制转换为激励。Jennifer在演讲中扮演了四个性格各不相同的孩子，她以这种聪明的方式向我们展示了不同性格需求父母不同的对应。 Jennifer Nacif: The Secret to Motivating Your Child 如何激励你的孩子？正确激励孩子的4个秘诀 I'm so excited! 我真是太激动了。（观众笑声）
