Broadcast: May 7, 2003 By Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Phoebe Zimmermann with the VOA Special English program EXPLORATIONS. We have news about two exploration d

发表于:2018-12-07 / 阅读(74) / 评论(0) 分类 VOA2003(上)-科技导航

ANNOUNCER: EXPLORATIONS -- a program in Special English by the Voice of America. (MUSIC) Today, Richard Rael and Tony Riggs tell the story of American astronomer Edwin Hubble. He changed our ideas about the universe and how it developed. Edwin Hubbl

发表于:2018-12-07 / 阅读(71) / 评论(0) 分类 VOA慢速英语2009年(四)月

The latest Newspoll shows that Labor has an election-winning lead of 52 to 48 per cent, that's up from last week's 50-50 result. Today's Galaxy poll also shows the ALP with a narrow lead over the Coalition on a two-party preferred basis. The Federal

发表于:2018-12-11 / 阅读(57) / 评论(0) 分类 澳洲ABC新闻快递2010年

A dramatic World Cup final is being played out in Johannesburg between Spain and the Netherlands. The match is going into extra time after the score was locked at nil all. Both sides are vying for their first-ever crown in the history of the sport. T

发表于:2018-12-11 / 阅读(48) / 评论(0) 分类 澳洲ABC新闻快递2010年

The competition regulator says there's a good chance Telstra's structural separation plan will be approved early next year. The plan will see Telstra split its wholesale and retail arms to the Australian Competition and Consumer Commission as part of

发表于:2018-12-11 / 阅读(40) / 评论(0) 分类 澳洲ABC新闻快递2011年

Hurricane Irene has left 14 people dead and a trail of destruction along America's east coast. The hurricane had lost some of its strength by the time it hit New York. It brought down power lines and flooded parts of Lower Manhattan. Millions of peop

发表于:2018-12-11 / 阅读(57) / 评论(0) 分类 澳洲ABC新闻快递2011年

Colonel Gaddafi will be investigated for crimes against humanity. The International Criminal Court will hold an inquiry into the Libyan leader and his sons over violence against the Libyan people. The defiant dictator has made another attempt to win

发表于:2018-12-11 / 阅读(56) / 评论(0) 分类 澳洲ABC新闻快递2011年

It's like trying to pick out an individual inside the middle of a busy city, with lights and cars, and things happening all around them. But that wasn't the only problem. Vast, swirling clouds of dust and gas prevent visible light from the centre of

发表于:2019-01-23 / 阅读(62) / 评论(0) 分类 探索与发现2013年

Thats why what we physicists called pressure. This pressure is created as the particles jostle for position. Its a principle of Quantum Mechanics and when it was applying to stars, the lives of dead white dwarfs suddenly made sense. What stopped them

发表于:2019-01-23 / 阅读(96) / 评论(0) 分类 探索与发现2015年

And takes dedication perseverance and a love of the thrill of the chase, not just any kind of astronomer but a supernovae hunter, and one with perfect timing.You know usually nothing much happens in astronomy, stars live for millions or billions of y

发表于:2019-01-23 / 阅读(674) / 评论(0) 分类 探索与发现2015年

It remains to some extent a theory, but Doug has got as close as anyone to actually seeing it happen.It's started by getting alert on the computer that a supernova had gone off in a very nearby galaxy, only 210 million light years away, here is a pic

发表于:2019-01-23 / 阅读(80) / 评论(0) 分类 探索与发现2015年

Here then is the strange paradox of black holes: the defeating black hole is anything but black. Just how greedy and bright a black hole can get is revealed by an aptly very ordinary looking galaxy called Cygnus A, some 650 million light years away.

发表于:2019-01-23 / 阅读(59) / 评论(0) 分类 探索与发现2013年

We now know this light is produced by the rotating disk of matter, spinning round the edge of the black hole at the heart of the Cygnus A galaxy, waiting to be devoured. It means that against all popular expectations, the brightest sources of light i

发表于:2019-01-23 / 阅读(46) / 评论(0) 分类 探索与发现2013年

Galaxies could in a way, be much bigger than they currently are. Something is stopping them growing larger and that something is the black hole at the center. Now this is bizarre because the ration of the size of the black hole to the size of the gal

发表于:2019-01-23 / 阅读(74) / 评论(0) 分类 探索与发现2013年

If there's a black hole at the center of our galaxy, that's gonna force these objects that are really close to the black hole to move much faster than they would move if there were no black holes. So the first thing you wanted to see is there are ver

发表于:2019-01-23 / 阅读(45) / 评论(0) 分类 探索与发现2013年

今天我们要学的词是 unveil. Unveil 动词,意思是公布、揭开。Samsung is expected to unveil its latest Galaxy S-class smartphone at the GSMA World Congress in Barcelona. 预计三星公司将在巴塞罗那的世界移动通信大会上

发表于:2019-01-26 / 阅读(64) / 评论(0) 分类 英语单词荟萃

The Federal government will appoint a national terrorism coordinator as part of new measures to beef up national security.Prime minister Tony Abbott will detail the plan during a speech today.The measure will include a new anti-extremism strategy and

发表于:2019-02-14 / 阅读(45) / 评论(0) 分类 澳洲ABC新闻快递2015年

Some Habitable Zone Exoplanets May Get X-Rayed Out X射线可能照射到一些可居住外行星区域 As astronomers hunt for habitable, Earth-like worlds, one popular place to look is around M stars, a type of red dwarf. Couple reasons for that: 当

发表于:2019-02-14 / 阅读(62) / 评论(0) 分类 2018年科学美国人4月

Topic1 Promoting fitness to become a national strategyChina has just made promoting fitness among its people one of the government's national strategies. In a policy document issued earlier this week, the State Council, China's Cabinet, has unveiled

发表于:2019-02-22 / 阅读(78) / 评论(0) 分类 英语角-圆桌会议

模仿文本: After retiring from a long playing career in May, David Beckham hasn't waited too long to make his next move. It's understood the former England captain is targeting Miami as a base for a Major League Soccer team. If the deal which is

发表于:2019-02-23 / 阅读(69) / 评论(0) 分类 英音模仿秀