奥巴马演讲 加大清洁能源领域投资2
Here at ZBB, you’re building batteries to store electricity from solar cells(太阳能电池) and wind turbines. And you’ve been able to export batteries around the globe, and that’s helping l
President Bush and President Calderón Participate in a Join
March 14, 2007 10:04 A.M. (Local) PRESIDENT CALDERÓN: (As translated.) Good morning, Mr. President, dear friends from the media. I thank you for being here in this press conference. I would lik
TED演讲:抗击癌症的新式武器(2)
One example is a trick in which a gene allows a cell, even as the drug approaches the cell, 有一个例子很神奇,基因能让细胞在药物接近之前, to push the drug out, before the drug can have any effect. 把药物推开,药物根本来不及起任何作用。 Imagi
美国经典英文演讲100篇:"Checkers"
Richard M. Nixon: "Checkers" "...the kids, like all kids, love the dog, and...regardless of what they say about it, we're gonna keep it." My Fellow Americans, I come before you tonight as a candidate
初中英语演讲稿:我眼中的数学 Maths in my Eyes
Hi everyone. My topic today is Maths in my Eyes. When I mention the word “maths” some adjectives will come to mind, boring, difficult and complicated. But I think maths is very interesting