[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.81]1999 Passage4 [00:07.51]When a Scottish research team startled the world [00:10.54]by revealing 3 months ago [00:12.61]that it had cloned an adult sheep, [00:14.94]President Clinton move

发表于:2018-12-01 / 阅读(288) / 评论(0) 分类 历年考研英语阅读理解

OK, one more thing, if I can even get more bizarre. 另外还有一件事是更难以想象的 Since virtually all the mass of an atom is in the nucleus 既然事实是原子的全部质量集中在原子核, now, there is some amount of mass in th

发表于:2018-12-08 / 阅读(52) / 评论(0) 分类 TED演讲教育篇

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(74) / 评论(0) 分类 Scientific American(八)月

THIS IS AMERICA - Lessons in Small Business Survival CHRISTOPHER CRUISE: Welcome to THIS IS AMERICA in VOA Special English. Im Christopher Cruise. FAITH LAPIDUS: And Im Faith Lapidus. Many small, family-owned businesses in the United States are strug

发表于:2019-01-12 / 阅读(49) / 评论(0) 分类 2012年VOA慢速英语(六)月

One size does not fit all. That's the philosophy behind an innovative approach to primary education which started in Britian less than a decade ago. The International Primary Curriculum (IPC) is now taught in more than 1,000 primary schools in 58 cou

发表于:2019-01-14 / 阅读(63) / 评论(0) 分类 VOA标准英语2011年(三月)

Questions 12-20 The elements other than hydrogen and helium exist In such small quantities that it is accurate to say that the universe somewhat more than 25 percent helium by weight and somewhat less than 25 percent hydrogen. Astronomers have measur

发表于:2019-02-05 / 阅读(54) / 评论(0) 分类 托福英语