So, let's just take a closer look at nuclear. 所以，让我们好好研究一下核能。 The United Nations Intergovernmental Panel on Climate Change has looked at the carbon content of all these different fuels, 联合国气候变化政府间协商组织

THE PRESIDENT: Good morning. Today I want to talk to you about some important policies affecting taxpayers and homeowners this holiday season. On Thursday, the United States Senate passed a bill to fi

And in a very competitive world that really is a calling card because I can tell you as one who employs a lot of people when I see "Harvard" I sit up a little straighter and say "Where

So, I just started playing. 于是，我开始拉琴 And I played the first movement of the Beethoven Violin Concerto. 我演奏了贝多芬小提琴协奏曲的第一乐章 And as I played, I understood that there was a profound change occurring in Na

put back on the camouflage of everyday life in America, becoming small business people, teachers and coaches, 回到在美国每天生活的伪装中;他们成为小企业主,教师和教练, our first responders and city council members and neighborho