March 3, 2008 THE PRESIDENT: General Wasden, thank you, sir; and General Lynch, thank you for having the Attorney General and me here to visit with the nation's Attorney Generals. I thank you very muc
My mom is nodding. 我老妈在点头同意。 How many of you remember your first lecture here at Harvard? 你们当中有多少人还记得在哈佛上的第一节课？ Mine was Computer Science 121 with the incredible Harry Lewis. Harry. 我上的是“计算机科学121”，哈利·
This smells of cut grass. Now, this is the skeleton of the molecule. 它闻起来就像割下来青草。这就是分子的骨架。 If you dress it up with atoms, hydrogen atoms -- that's what it looks like when you have it on your computer
