Unit Nine Text Every cloud has a silver lining, says the optimist. It follows naturally, then, that the pessimist must favor looking for the rusty lining. Just as the optimist can always find reasons for hoping that bad situations can improve, so the

发表于:2018-12-04 / 阅读(197) / 评论(0) 分类 大学英语精读第六册

UNIT 8 TEXT A victim of an incurable disease, Stephen Hawking is almost completely paralysed, confined to a wheelchair, and unable to speak. Yet, he has overcome every obstacle and achieved far more t

发表于:2018-12-04 / 阅读(194) / 评论(0) 分类 大学英语精读第五册

Every cloud has a silver lining, says the optimist. It follows naturally, then, that the pessimist must favor looking for the rusty lining. Just as the optimist can always find reasons for hoping that bad situations can improve, so the best pessimis

发表于:2018-12-07 / 阅读(82) / 评论(0) 分类 英语散文阅读

In January 2000, John Dubinski set out to calculate the final fate of our galaxy, the Milky Way, and that of our nearest neighbor, Andromeda. The Andromeda galaxy is actually falling towards the Milky

发表于:2018-12-07 / 阅读(323) / 评论(0) 分类 超大质量黑洞

Black Holes What is a black hole? Well, it's difficult to answer this question, since the terms we would normally use to describe a scientific phenomenon are inadequate here. Astronomers and scientist

发表于:2018-12-31 / 阅读(125) / 评论(0) 分类 有声英文阅读

Researchers: Many Black Holes in Center of Milky Way Galaxy Astronomers say the center of our galaxy has plenty of strange, super gravity objects. For years, scientists believed that circling the center of galaxies, including our own Milky Way galaxy

发表于:2019-01-03 / 阅读(58) / 评论(0) 分类 2018年VOA慢速英语(四)月

Which came first, black holes or galaxies? Its been a bit of a conundrum for astrophysicists. Black holes are known to devour matter, but did they arise before or after, the galaxies in which they exist? Now, scientists say it looks like the black ho

发表于:2019-01-08 / 阅读(77) / 评论(0) 分类 Scientific American(十二)月

NASA to Launch Black Hole Hunter Black holes have a gravitational pull so intense that not even light can escape from them. As gas, dust and stars are sucked in, the material accelerates and heats up, generating powerful X-ray light emissions. Only a

发表于:2019-01-13 / 阅读(75) / 评论(0) 分类 VOA标准英语2012年(六月)

苹果公司每一推出新产品均会选择一首超惹人爱的歌曲。这不,你现在听到的这首歌曲就是苹果最新发布的2008第四代iPod nano广告曲《Bruises》。Dream-pop的曲风如梦似幻,另听者收获了意想不到的愉悦之情。 Artist:Chairlift Song:Bruises I tried to do handstands fo

发表于:2019-01-16 / 阅读(134) / 评论(0) 分类 音乐咖啡厅

Theres nothing anywhere near as extreme as a black hole. The disturbing truth about black holes is that there are boundary between the known universe and the place that would forever lie beyond the reach of science. They are in an anomaly of gravity

发表于:2019-01-23 / 阅读(50) / 评论(0) 分类 探索与发现2013年

Was there any connection between the two? What Magorian discovered was completed unexpected. The relationship that we find was essentially that the bigger the galaxy, the bigger the black hole. That's in its broad terms. If you want to be a bit more

发表于:2019-01-23 / 阅读(58) / 评论(0) 分类 探索与发现2013年

If you look at the Milky Way galaxy, its this interesting balancepoint that this place where its just enough to wash from the black whole tokeep things interesting to possibly make the environment that allows us toexist here. Astronomers are eagerly

发表于:2019-01-23 / 阅读(58) / 评论(0) 分类 探索与发现2013年

It was a stunning discovery. After a quest lasting decade, Donald Lynden-Bell had been proved right. Here indeed, just where he had predicted, was a super massive black hole. But in the last year, the quest to find and understand black holes has sudd

发表于:2019-01-23 / 阅读(66) / 评论(0) 分类 探索与发现2013年

Black Hole Quasar Building Galaxy A study in the journal Astronomy Astrophysics finds that a distant quasar, powered by a black hole, is building a galaxy that will eventually surround the black hole. Cynthia Graber reports Which came first, black ho

发表于:2019-01-30 / 阅读(196) / 评论(0) 分类 60秒科学

David Reitze, executive director of the U.S.-based Laser Interferometer Gravitational-Wave Observatory, also known as LIGO, made the announcement in Washington D.C. Ladies and gentlemen, we have detected gravitational waves, we did it! The gravitatio

发表于:2019-02-02 / 阅读(58) / 评论(0) 分类 英语新闻

英伦独立民谣唱作才子 Tom Odell 最新单曲《I Know》! 歌词: Cold house, white light Yellow lamps and black in the skies Full holes in deep brown eyes I sing you a song that I think you'll like And we walk to places we always go A m

发表于:2019-02-03 / 阅读(52) / 评论(0) 分类 英文最新流行歌曲

I've lived the entirety of my life in the in-between, 我一直生活在向交地带, in the liminal space between dreams and reality, race and gender, poverty and plenty, science and society. 徜徉于梦想和现实,种族和性别,贫穷与富

发表于:2019-02-13 / 阅读(77) / 评论(0) 分类 TED演讲国际问题篇

【原文】 Black HolesWhat is a black hole? Well, it's difficult to answer this question, since the terms we would normally use to describe a scientific phenomenon are inadequate here. Astronomers and scientists think that a black hole is a region

发表于:2019-02-16 / 阅读(51) / 评论(0) 分类 英语听力广播—Listening

英伦独立民谣唱作才子 Tom Odell 最新单曲《I Know》!MV结局虽然诡异,但在林中漫步的场景实在是美不胜收。浓雾中拼命找寻她的踪影,破晓的山间,雾霾弥漫,你也有一个渴望,心中贪恋阳光

发表于:2019-02-17 / 阅读(108) / 评论(0) 分类 流行英文歌曲

SCIENCE IN THE NEWS - American Space Agency Launches Black Hole Hunter CHRISTOPHER CRUISE: This is SCIENCE IN THE NEWS, in VOA Special English. Im Christopher Cruise. JUNE SIMMS: And Im June Simms. Today we tell about American efforts to seek out and

发表于:2019-02-18 / 阅读(66) / 评论(0) 分类 2012年VOA慢速英语(七)月