奥巴马演讲 保护中产阶级免受增税冲击
Hello Everybody. For the past couple months, I've been working with people in both parties—with the help of business leaders and ordinary Americans—to come together around a plan to grow t
President Bush Visits Wounded Warriors and Re-Affirms Suppor
August 13, 2007 11:07 A.M. EDT THE PRESIDENT: Thanks for coming. It's an honor for me to be here with Senator Bob Dole, and Secretary Donna Shalala, Secretary Jim Nicholson, and Deputy Secretary Gordo
尼尔读信小库尔特给父亲的信(2)
Under the Geneva Convention, Officers and Non-commissioned Officers are not obliged to work when taken prisoner. I am, as you know, a Private. One-hundred-and-fifty such minor beings were shipped to a
TED演讲:抗击癌症的新式武器(6)
What's great about this approach is that it can be personalized. 这种方法最大的好处就是可以定制。 We can add many different layers of siRNA to address different mutations and tumor defense mechanisms. 我们可以添加多重siRNA,分
TED演讲:为什么应该喜爱'恶心'的科学(3)
So at a certain point, when kids get a little bit older, 到了某个阶段,当孩子们逐渐长大, there's this way that engaging with gross stuff isn't just about curiosity, 这样对待恶心事物的方法,已不只与好奇心有关, it's also about, sort of, f