励志演讲 :汽车的未来(2)
We wanted something that was really affordable. The fuel cell looked great: one-tenth as many moving parts and a fuel-cell propulsion system as an internal combustion engine — and it emits just water.
奥巴马每周电视讲话:总统呼吁保护所居住的地球
Hi,everybody.Our country is home to some of the most beautiful God-given landscapes in the world.We're blessed with natural treasures-from the Grand Tetons to the Grand Canyon; from lush forests a
Creating Your Own Life
Welcome to Faith Radio Online-Simply to Relax, I'm Faith Sometimes people come into your life and you know right away that they were meant to be there; they serve some sort of purpose, teach you a
奥巴马每日发言To Discuss Roadmap To Recovery(2009-6-8)
REMARKS BY THE PRESIDENT AND THE VICE PRESIDENT BEFORE MEETING WITH CABINET TO DISCUSS ROADMAP TO RECOVERY State Dining Room 12:04 P.M. EDT THE VICE PRESIDENT: Mr. President, it seems strange to thank
TED演讲:火星现在是什么时间(10)
Eventually, we'll move to a modified Mars time, which is what we're working now. 最终,我们得作息会依照修改过的火星的时间,这就是我们现在在做的。 And that's because it's hard on your bodies, it's hard on your families. 因为这对你的身体和家庭都是