Now, here you see-of course, as you go further on, 如图所示－当然，当你将视线拉远， these trucks become like a pixel. 这些卡车彷佛图中的小点。 Again, imagine those all back and forth there. 同样地，想象一下这片区域。 How large is that one po

Well, I was born with a rare visual condition called achromatopsia, which is total color blindness,so I've never seen color,and I don't know what color looks like,because I come from a graysca

3. New Zealand Prime Minister Helen Clark, APEC CEO Summit in the Speech 3. 新西兰总理海伦·克拉克在APECCEO峰会上的演讲 Now, at the beginning of the 21st century, New Zealand is taking a new approach to economic develo

Weekly Address: Reaching a Comprehensive and Long-Term Deal on Iran’s Nuclear Program(April 04, 2015) 奥巴马每周电视讲话：总统呼吁促成全面伊朗核协议计划 This week, together with our allies and partners, we reached an hi

In recent months, American and Iraqi forces have struck powerful blows against al Qaeda terrorists and violent extremists in Anbar and other provinces. In recent days, our troops and Iraqi allies laun