Hi everyone. I'm Naomi Shah, and today I'll be talking to you about my research involving indoor air quality and asthmatic patients. 大家好，我是劳伦·霍奇，今天我要跟你们讲讲我关于室内空气质量和哮喘病人的研究。 1.6 million deaths worldwid
Self-driving automobiles reducing traffic fatalities by 80% while freeing up our commute time. 自动驾驶汽车将减少80%的交通死亡率 并减少通勤时间 A world in which hunger is vanquished by crops that don't need soil, water, fe
Ilana Wexler's speech at 2004 Democratic Party Convention (July 27,2004) Ilana Wexler: My name is Ilana Wexler. I'm 12 years old, and I am the founder of "Kids for Kerry." Kids for Kerry is a grassroo
I shall now, therefore, humbly propose my own thoughts, which I hope will not be liable to the least objection. 所以，今天我谨提出我的观点，希望不会遭到反对。 Once we eliminate public funding for the artists, let's put them
