Weekly Address: Continuing Work to Improve Community Policing (August 15, 2015) 奥巴马每周电视演讲：继续努力整顿社区警务 Hi everybody. It’s now been a year since the tragic death of Michael Brown in Ferguson, Misso

These bacteria are not passive riders, these are incredibly important, they keep us alive. 这些细菌不是顺从的乘客，他们难以置信得重要，他们让我们活着。 They cover us in an invisible body armor that keeps environmental insults out

So the native kids outdid the Microsoft kids. 印第安孩子战胜了微软孩子。 This happened because the meaning of effort and difficulty were transformed. 这得以实现的原因，是努力与困难的意义在孩子心目中发生了改变。 Before, effort and difficulty ma

The fact that some people believe 事实上有些人民相信 an omnipotent god will resurrect them to live again 一个万能的神能让他们复活 and others believe an omnipotent scientist will do it 还有一些人相信万能的科学能使他们复活 suggests that neit

英语演讲稿-01 　　with the development of science and technology, change has penetrated into every aspect of our daily life. to illustrate that, i'd like to make a comparison of these two seemingly insignifi