I've been intrigued by this question of whether we could evolve or develop a sixth sense 有一个问题我思考了很久，就是我们能否进化出一种第六感官。 a sense that would give us seamless access and easy access to meta-information or

I'd like to start with a short story. 我想先讲个故事。 It's about a little boy 有个小男孩 whose father was a history buff 他父亲是个历史爱好者， and who used to take him by the hand 常牵着他的手 to visit the ruins of an an

THE PRESIDENT: Hello, everybody. Everybody have a seat, please. Hello, everybody, and welcome to the White House. And congratulations on being World Series champions. (Applause.) As you can see, we&rs

THE PRESIDENT: Good morning, everybody. Right now, across this country, many Americans are sitting at the kitchen table, they’re scanning the classifieds（分类广告） , they’re updating their res

REMARKS BY PRESIDENT OBAMA AND HIS HIGHNESS SHEIKH SABAH, AMIR OF THE STATE OF KUWAIT BEFORE MEETING 视频下载 PRESIDENT OBAMA: I want to extend my welcome to the Amir of Kuwait. We are grateful for his vi