新东方背诵文选 L36.Plate Tectonics and Sea-floor Spreading

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(

SCIENCE IN THE NEWS - Plate Tectonics

SCIENCE IN THE NEWS - Plate Tectonics By Marilyn Christiano Broadcast: Tuesday, February 17, 2004 (THEME) VOICE ONE: This is Science in the News, in VOA Special English. I'm Sarah Long. Graphic Image

VOA慢速英语 2008 1028b

VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Steve Ember. VOICE TWO: A massive earthquake in China's Sichuan province earlier this year was the country's worst in more than 30 years. And I'm Barbara Klein. Scientists who study

新东方优美背诵短文50篇 Unit36:Plate Tectonics and Sea-floor Spreading

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(n.[地]岩石圈)is divided into a few dozen plates o

CNN 2011-09-05

Hi, I`m Carl Azuz, and here`s a look at some of the stories making headlines today. Wildfires are burning across parts of Texas. Firefighters are making progress against them, but the fires still threaten dozens of homes. In New York, a 9/11 memorial

SSS 2010-05-25

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. Its often said we know more about the moon than we do about the depths of the ocean. There is a lot we dont know about the H2O that covers much of the pl

考研背诵50篇——36.Plate Tectonics and Sea-floor Spreading

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(n.[ 地 ] 岩石圈 )is divided into a few dozen p

How Deep Is the Ocean?大海到底有多深?(有声)

Its often said we know more about the moon than we do about the depths of the ocean. There is a lot we dont know about the H2O that covers much of the planet. Now were getting closer, though, to an important understanding: Just how deep are the ocean

VOA慢速英语 2007 0619b

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Bob Doughty. Scientists who study the Earth tell us that the continents and ocean floors are always moving. Sometimes, this movement is violent and

VOA慢速英语2011-SCIENCE IN THE NEWS - Earth’s Continent

FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Faith Lapidus. STEVE EMBER: And I'm Steve Ember. Scientists who study the Earth tell us that the continents and ocean floors are always moving. Sometimes, this movement is violen

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Earth is Always on the Move 地壳总是在运动的 From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. Im Kelly Jean Kelly. And Im Christopher Cruise. Scientists who study the Earth tell us the continents and ocean floors ar

鲸鱼不会死在海底

Whales Never Die on the Ocean Floor 鲸鱼不会死在海底 Their calls can be haunting. Their size can take your breath away. And their worlds are dark and quiet. Whales! There are many different species of these huge, warm-blooded, air breathing m

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AS IT IS 2016-03-09 Trending: New Octopus Spotted on Ocean Floor 海底发现章鱼新种类 This is Whats Trending Today: There are still lots of undiscovered areas around the globe but most are below the surface of the ocean. Recently, the U.S. Nat

VOA标准英语2012--Ocean Floor Reveals Past Climate Changes

Ocean Floor Reveals Past Climate Changes Time capsule Lamont research professor Maureen Raymo, the director of the Core Repository, slides open a long, narrow drawer from the cabinet. Like thousands of others here, the drawer contains a long, thin cy

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Ocean Floor is Prime Target of Mining Industry The next great frontier for the mining industry could be hydrothermal vents that lie deep on the ocean floor. The super-hot flues create deposits of sulfide, which contain precious metals such as gold, s

VOA标准英语2014--Scientists Look to Space to Map Ocean Floor

In Africa, New Technologies Help Teach Women to Read 在非洲，新技术帮助教女人阅读 More Africans are communicating via text, social media and email. In Senegal, literacy experts are using the new technologies to motivate and teach women

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MICHEL MARTIN, HOST: We're going to switch gears now. This is a mystery story, a spy story and a technology story all rolled into one. It started one February morning in the middle of the Pacific Ocean, when Soviet submarine K-129 sank to the bottom

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SCIENCE IN THE NEWS - Plate Tectonics: Nature's Way of StretchingBy Nancy Steinbach Broadcast: Tuesday, April 18, 2006 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Barba

音乐咖啡厅:Sean Paul - How Deep Is Your Love

混血儿Sean Paul自幼就很喜欢运动，并十分擅长游泳和水球。后来的Paul还入选了牙买加的国家队。但舞曲音乐却始终是Paul的最爱。Sean Paul在决定放弃体育之后开始专注于做自己的音乐。1993年，

万物简史 第256期:大地在移动(10)

A very little of this had been known for some time. People laying ocean-floor cables in the nineteenth century had realized that there was some kind of mountainous intrusion in the mid-Atlantic from the way the cables ran, but the continuous nature a