口腔临床英语对话 第6期:牙科手术(1)

Good morning Mrs. Hall. If none of your teeth are bothering you, I'll restore the tooth with the largest cavity. 霍尔太太，早安。 假如你的牙齿不让你难受的话， 那么我就把蛀的最厉害的牙补一补。 This is the tooth th

Possible Earth-Like Planet Next Door?

Possible Earth-Like Planet Next Door? Scientists say they discovered an Earth-like planet orbiting the star closest to our planet other than the Sun. It is the closest planet ever found outside our solar system that could support life as we know it.

美国科学60秒 SSS 2012-09-13

When Pyrex(公司名) cookware first came out, it was advertised as the ice box to oven, because itwas made of borosilicate glass which could weather large temperature changes without undergoing thermo-shock and shattering. But today, Americans Pyrex

美国科学60秒 SSS 2012-09-12

This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? When Pyrex cookware first came out, it was advertised as icebox to oven. Because it was made of borosilicate glass which could weather large temperature chan

每日一词【25】planet：行星

我们今天学的词是：planet。Planet是行星。不过你听说了吗，太阳系中排行第九的行星冥王星Pluto被降级了。Astronomers' reclassification strips ninth planet of status in solar system. 国际天文学会对行星重新定

发现:适宜生命存活的一类地行星

An Earth-size planet has been spotted orbiting a nearby star at a distance that would makes it not too hot and not too cold - comfortable enough for life to exist, researchers announced September 29. If confirmed, the exoplanet, named Gliese 581g, wo

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2007年VOA标准英语-Planet B-Boy Documents Break Dancing's Far Flun

By Carolyn Weaver New York City 19 July 2007 A new documentary by director Benson Lee, Planet B-Boy , is about a dance form called b-boying, or break dancing. Invented on the streets of New York in the early 1970s by black and Latino youths, its beco

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Astropup and his friend the Parrot have a huge diamond which they found in the Wreck of the Hesperus. Instead of returning it to Space Central on Earth, they are heading for the Planet of the Pirates where they intend to sell it and make their fortun

TED演讲:可能存在生命的三颗卫星和一颗行星(4)

A few months ago the fairy tale came true. 几个月前，童话故事成真了！ We announced to the world that we know what these streaks are. It's liquid water. 我们向世界宣布，我们已经知道这些条纹是什么了。是液态水。

TED演讲:可能存在生命的三颗卫星和一颗行星(5)

Cassini just a few months ago also flew through the plume, and it measured silicate particles. 卡西尼太空船几个月前又从这些飞溅的水流中穿过，它检测到了硅酸盐颗粒。 Where does the silica come from? 这些硅从哪来的

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雅思阅读词汇：火山爆发(四)

manganese n. 锰（元素符号为Mn） mantle composition 覆盖物的成分 Mercury n. 水星 molten v. 溶化；adj. 熔铸的 monitor n. 监视器，监控 mudflow n.[地] 泥流 Neptune n. [天]海王

VOA标准英语2008年-Mars Probe Approaching Red Planet

By Paul Sisco Washington 14 May 2008 The U.S. space agency's Mars probe is within weeks of landing near the Red Planet's north pole. NASA scientists in Washington recently talked about what they call the mission's seven minutes of terror. That is how

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The U.S. space probe MESSENGER is poised to enter orbit around Mercury（水银） early Friday, Universal time, capping a nearly seven-year journey to the solar systems innermost planet. Scientists with the U.S. space agency, NASA, hope the orbiting

Huge asteroid will pass closer to Earth than the moon

BEIJING, Nov. 7 (Xinhuanet) -- A huge asteroid will pass closer to Earth than the moon on Tuesday, but experts say there is no cause for alarm. Asteroid 2005 YU 55 will pass about 300-thousand kilometers from the earth. The giant space rock is about

VOA标准英语10月-Snow Falling From Martian Atmosphere

The U.S. space agency NASA's Mars probe Phoenix has detected icy snow falling through the Martian atmosphere. The spacecraft has also discovered material in the planet's soil that is leading scientists a step closer in their conclusion that life pro

Researchers discover first planet orbiting two stars

WASHINGTON, Sept. 15 (Xinhua) -- A team of researchers has discovered a planet that orbits around a pair of stars, the U.S. space agency NASA announced Thursday. This is the first instance of astronomers finding direct evidence of a so-called circumb

Meat-free diet good for a healthy planet

Vegetarian restaurant owner Li Yu believes in the health benefits of plant-based eating. Former physicist Li Yu runs the city's first vegetarian restaurant. In 2008, Li Yu embarked on what some may perceive as a rather daunting mission: To convince a

学个词 25:planet

我们今天学的词是：planet。Planet是行星。不过你听说了吗，太阳系中排行第九的行星冥王星Pluto被降级了。Astronomers' reclassification strips ninth planet of status in solar system. 国际天文学会对行星重新定