Fuel Cell Cost-Cutting

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

EXPLORATIONS - Carbon Monoxide Poisoning is a Silent Killer

EXPLORATIONS - Carbon Monoxide Poisoning is a Silent Killer That Causes Death and Injuries Throughout the World By Marilyn Christiano Broadcast: Wednesday, November 02, 2005 (MUSIC) VOICE ONE: This is

SSS 2011-08-25

This is Scientific Americans 60-SecondScience. Im John Matson, got a minute? Say you need a diamond. You could go downto the jeweler, or you could put some carbon deep underground and let it sitfor a couple billion years. Or you could hop in a starsh

SSS 2011-09-21

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Asbestos increases the risk for certain cancers. The fibers are thought to do so by skewering cells, setting off chemical reactions that lead to inflammation,

国家地理-2008-05-24 Fuel Cell 聚焦燃料电池

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

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How big is your carbon footprint? Neil: This is Real English from BBC Learning English. I'm Neil. Lily: 大家好，我是杨莉。 Neil: This is the programme in which we look at words and phrases that you may not find in your dictionary. Lily: 地道英语和大

Texas Scientists Work to Reduce Carbon Dioxide Air Pollution

By Greg Flakus Scientists in Texas are trying to find a way of reducing carbon dioxide air pollution by capturing the gas, compressing it and then putting it underground. This technique could also yie

VOA常速英语2007年-Britain Pledges Huge Carbon Emission Cuts by 20

By Tom Rivers London 19 November 2007 British Prime Minister Gordon Brown is urging all nations to rise to the challenges of combatting global warming, which he compared to the challenge of recovery after World War II. For VOA, Tom Rivers in London r

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圆形 Round 方形Square 三角形 Triangular(Delta Type) 长方形(矩形) Rectangular 菱形(斜方形) Rhombus(Diamond) 椭圆形 Oval 圆锥形 Conical 圆柱形 Cylindrical 蛋形 Egg-Shaped 葫芦形 Pear-Shaped 五边形 Pentagon 六边形 He

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Make everyday Earth day 极简生活 Dialogue 1 Jingjing: What's happening, Mark? Did you do anything special for Earth Day? 京晶：你怎么样，马克？有为世界地球日做点什么特别的事吗？ Mark: You mean like give presents or eat

英语听力：自然百科 已知的宇宙：外星生命 Alien_Contact-6

To make sure Kepler's truely found a planet, scientists are using one of the largest earth-based telescopes for conformation. This telescope will also determine the planet's mass and distance from its star. Scientists are most interested in the small

Oscar winner ads to deeper division

SYDNEY, June 3 (Xinhua) -- The Oscar-winning Hollywood star Cate Blanchett has come unstuck with her fellow Australians after fronting a television commercial supporting a controversial new tax scheme in her native country. While the federal governme

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

Turn Off Your Cell Phone 关掉你的手机

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

Carbon monoxide kills 12 in NE China mine

HARBIN, Jan. 31 (Xinhua) -- Carbon monoxide has been blamed for the Tuesday deaths of 12 workers in a coal mine in northeast China's Heilongjiang Province, a local official said Thursday. Three workers entered the Yongsheng mine in Dongning County to

U.S. researchers discover human lung stem cell

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

Policies, tech draw vision of low-carbon growth

BEIJING, Sep. 16 (Xinhuanet) -- Government incentives are important to pave a low-carbon road to economic growth, but companies that improve their industry models and technologies are the main players and also benefit receivers, noted officials and i

英文摇滚歌曲：Derdian - I Don't Wanna Die

All I'm about to tell Is a story of an injustice When in a rainy night the Dark Lord capture me He sent two warriors to kidnap me and to burn all of my life I hardly understand the reason why Golstar come! Cause I can't resist here in this castle I w

英文歌曲：Taio Cruz - There she goes 火辣单曲

There She Goes Looking Like A Star With Her Body Shaped Like A Rock Guitar There She Goes Like A Shooting Star Make You Wanna Play Makes All The Boys Them Say Yeah' The Way Her Body Moving Like A Hurricane Thought I Knew What Sexy Was But Uh... Uh I

【英语时差8,16】动物界的染色体有何不同？

In mammals, the sex of a baby is determined by the combination of chromosomes it inherits from its parents. Nearly every cell in a male body has two different sex chromosomesone is shaped like an X and one is shaped like a Y. Females also have two se