PRESIDENT GEORGE H.W. BUSH: Thank you very much. (Applause.) Thank you. Thank you. (Applause.) Thank you, Ambassador. Mr. President, all you distinguished guests, including the man that was responsibl

And this is how it works. Gravity is more powerful where there's more stuff. 这就是它怎么运作的。重力场的作用力更大，拥有比较多的物质。 So where you get slightly denser areas, gravity starts compacting clouds of hydrogen and heli

Today I'm at one of Honeywell's manufacturing facilities in Golden Valley, Minnesota, where I just announced a step that will make it easier for companies to hire returning service members who have th

Dear Sir, 尊敬的先生: Your letter is an insoluble puzzle to me. 您的信对我来说是个难解之谜。 The handwriting is good and exhibits considerable character, 这封信的字迹隽秀，个性十足， and there are even traces of intelligence in what

Happy Thanksgiving! Given the holiday, we are releasing the President's weekly address today. In this video, President Obama calls to our attention the men and women in uniform who are away from home