SSS 2008-06-20

This is Scientific American's 60-Second Science. I am Karen Hopkin. This'll just take a minute. As you probably know, viruses can jump from animals to people, we've gotten flu from birds and pigs, and HIV, the virus that causes AIDS, is thought to ha

VOA慢速英语2017 世界上第一个核聚变反应堆已完成50%

World's First Nuclear Fusion Reactor 50 Percent Complete At the Geneva Superpower Summit in November 1985, American President Ronald Reagan met with the Soviet Union's General Secretary Mikhail Gorbachev. 在1985年11月的日内瓦超级大国首脑会

英语作文-四级 Fighting Criminals

英语作文 Direction:For this part,you are allowed 30 minutes to write a composition in three paragraphs.You are given the first sentence of the three paragrapgs.Your part of the composition should be no less than 100 words,not including the words giv

英语听力：自然百科 行星旅行指南：木星 Jupiter—1

Life feeling a bit ordinary? Travel choices a bit tame? Head beyond the asteroid belt for an out-of-this-world experience. Welcome to Jupiter, home of high-adrenaline adventure. Plunge into its mysterious depth. You drop through the clouds, it would

英语听力：自然百科 行星旅行指南：木星 Jupiter—4

Jupiter is a planet that knows how to exert its influence on the solar system, and how to impress even the season traveler. You can fly around the earth in a jumbo jet in less than two days. Try this on Jumbo Jupiter and youll be in the air for three

英语听力：自然百科 行星旅行指南：木星 Jupiter—6

When the space hardened Voyagers I and II flew past in 1979 on their way to the outer solar system, Jupiters great mysteries only deepened. How were these powerful magnetic storms generated inside a giant ball of gas? Why was one moon boiling with vo

英语听力：自然百科 行星旅行指南：木星 Jupiter—8

Picture a suicide dive into the mysterious depth? Relax, Galileo's already done it for you. We separated the probe from the Galileo mother ship. We were flying in toward Jupiter, basically a ballistic bullet. The Galileo probe went in at an unbelieva

英语听力：自然百科 行星旅行指南：木星 Jupiter—9

This could be the most terrifying sight in the solar system: clear skies above a bottomless pit, an infernal drop into the depth of Jupiters endless sky. You may have raindrops evaporating into the hot interiors of Jupiter, but there is no ocean down

IN THE NEWS - International Criminal Court

By Caty Weaver IN THE NEWS -April 13, 2002: International Criminal Court This is Steve Ember with the VOA Special English program In The News. The world’s first permanent International Criminal Cour

VOA标准英语2009年-Australian Court Grants Quadriplegic Right

In a landmark decision, a court in Australia has given a paralyzed man the right to die by allowing him to refuse food and water. Christian Rossiter has begged to be allowed to die after accidents left him a quadriplegic. Christian Rossiter has said

美国国家公共电台 NPR A New Course At Arkansas Colleges: How To Not Get Pregnant

A New Course At Arkansas Colleges: How To Not Get Pregnant KELLY MCEVERS, HOST: Most teen births in this country are actually to young adults - women who are 18 and 19-years-old. The highest rate is in Arkansas. It's a Bible Belt state that pushes ab

英语听力：自然百科 行星旅行指南：木星 Jupiter—18

Every time we send aspacecraft to answer questions, we end up asking more. Clearly, a return to Jupiter isn't to stars. (Here we go.) In 2003, with fuel andpower running low, Galileo's 14-year odyssey was brought to an end,deliberately to ensure Euro

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If gravity measurement showed no solid core, then Jupiter formed early like the Sun, with a core then its birth came later when solid materials were created. By measuring water content, Juno should also reveal how hot the solar system was, when Jupit

英语听力：自然百科 行星旅行指南：木星 Jupiter—12

Take a night flight, like Galileos, over the surface of Io and the view down to the churning lava lakes would be unforgettable. Imagine then a visit to the surface. The landscape might look quite a bit like a red and yellow sulfur-painted version of

英语听力：自然百科 行星旅行指南：木星 Jupiter—13

Gas escaping into space from the plumes is energized by Jupiters magnetosphere, creating an intense band of ionizing radiation that bombards a surface already soaked in emissions. If you went out relatively unprotected with, like a normal spacesuit f

英语听力：自然百科 行星旅行指南：木星 Jupiter—14

I would like to visit Jupiter one day，I think it would be a good place to take a vacation, but not on July of 1994. That would have been a terrible time. In July, 1994, the fragmented comet Shoemaker-Levy 9 that David helped / discover began its fa

英语听力：自然百科 行星旅行指南：木星 Jupiter—15

When Galileo took a closer look at Europa, the picture changed. Europa is a fascinating object. If you imagine descending onto a world that looks every place like the frozen ways of the Arctic and the Antarctic, youll get a pretty good impression of

英语听力：自然百科 行星旅行指南：木星 Jupiter—16

the processes that hit Io or operating on Europa as well, but on a less dramatic scale. and so was this constant change(s) in Jupiter's gravitational pull that is distorting the surface and that's generating heat in the interior. This is a clue to Eu

EU Calls for Criminal Penalties on Interest-Rate Rigging

The European Union says manipulating a benchmark interest rate in London should be a criminal offense. The EU called Wednesday for its 27 member states to set criminal penalties for rigging interest rates to affect the LIBOR [London Interbank Offered

2016年CRI Chinese submarine rescue ship shines at RIMPAC

It will be the first mock submarine rescue drill in the history of the RIMPAC, a biennial war game which has been held since 1971. China's newest submarine rescue ship, the Changdao, is making its debut at this year's exercises, which will last until