单词：Rosenthaler's reagent
单词：Rosenthaler's reagent 相关文章
It is often said that cats have nine lives, that they are lucky enough to escape from danger again and again. Here is a science fiction tale about how one such lucky escape by a cat led to a discovery that was able to change the course of people's l
英语散文阅读
By Lisa Bryant Berlin 12 January 2006 Six decades after the Holocaust, Germany's Jewish population is soaring, thanks, largely, to a flood of new Jewish immigrants from former Communist countries. Ind
2006年VOA标准英语（一月）
Students Learn Lesson in Power of Giving On the 15th of each month, a classroom at Pointers Run Elementary School in Maryland, is abuzz with volunteers. Students like Campbell Snoddy collect food that has been donated by students, parents and teacher
VOA标准英语2012年(四月)
US Could by 2017 Be World's Biggest Oil Producer The International Energy Agency says that by 2017 the United States is likely to overtake Saudi Arabia as the world's biggest oil producer. The Paris-based energy agency said Monday in its annual forec
英语新闻
New Supercomputer Could be World's Fastest Scientists at the Oak Ridge National Laboratory in the U.S. state of Tennessee have unveiled what could be the worlds fastest supercomputer. The new computer, named Titan, is capable of making more than 20,0
英语新闻
RIO DE JANEIRO, March 8 (Xinhua) -- Brazilian tennis legend Gustavo Guga Kuerten received his official induction into the Hall of Fame of tennis on Thursday. The athlete received the prestigious honor in Sao Paulo by the current directors of the Hall
英语新闻