美国有线新闻 CNN 2014-03-26

Pastern during informantation builds these deeper in the five second rule but some researchers in Britain say that rule is not entirely in urban miss, they did they drop food on the floor for different amount time and then pick it up to see how much

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This is the VOA Special English Agriculture Report. Mulch is material spread over soil. It protects against wind and rain damage. It can also limit weed growth. Finding materials for organic mulch can be easy. Small pieces of tree bark or cut up lea

Nuclear Crisis in Japan Raises Worries About Radiation Risks

This is the VOA Special English Health Report. The crisis at the damaged Fukushima Dai-Ichi Nuclear Power Station in northern Japan has raised worries about radiation risks. We spoke Tuesday with Jonathan Links, an expert in radiation health sciences

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台湾籍旅美老师今天交给我们的句子是： They sacrifice material comforts in exchange for the space and the time to explore a creative interior. 他们牺牲物质上的安逸，为了换取时间与空间去挖掘富有创造力的心灵

凯瑟琳升职记:入职篇之说他人的做法卑鄙

Catherine辛辛苦苦为公司跑下来一个项目，但在聚餐时老板口口表扬的却是另一位同事，Catherine被冷落一旁。Tom见此情景，深感不平，就对Catherine说：What a raw deal! It's you that have made the job done. 【

奥巴马每周电视讲话：总统呼吁维护世界和平与安全 远离核恐怖主义

Hi, everybody. This week, I'm speaking to you from our Nuclear Security Summit. I welcomed more than 50 leaders from around the world to make sure we're working together to meet one of the greatest threats to global securityterrorists getting their h

60秒科学:自动除尘的太阳能电池板

太阳能电池板能通过自发电脉冲震落其灰尘，以确保最大限度的获得光照。 Imagine giant fields filled with photovoltaic solar panels, soaking up rays. The best spots to put such panels are obviously sunny, with little rain.

美联社新闻一分钟 AP 2014-12-17

Bill Cosby has broken a silence to meet a flood of rape acuusation, it's very a very great sensity with new york ??? case 6 , he said he affect only the africa amerinca to say neutral and his wife was standing by him. He declined to comment for alleg

VOA标准英语2012--Panel Urges Study of Nanomaterial Risks

Panel Urges Study of Nanomaterial Risks The nano market is booming. In 2009 developers generated $1 billion from the sale of nanomaterials. The global market for products that rely on these materials is expected to grow to $3 trillion by 2015. Yet wi

VOA标准英语2011--Scientists Create Glue Inspired by Musse

Have you ever wondered how those hard-shelled mollusks known as mussels anchor themselves to rocks on lake and river bottoms? How they stick to sea walls, or resist pounding waves? Scientists at the University of Chicago have done more than come up w

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London Exhibit Shows Advances in 3-D Printing 伦敦科技展显示3D打印技术进步 WASHINGTON A technology known as 3-D printing, or additive manufacturing, has long been used for producing prototype models of three-dimensional objects. A new ex

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土坯房引领美国新墨西哥文化 As the largest city and the state of New Mexico, Albuquerque is one of the fastest-growing high-tech centers in the U.S. Yet you rarely see skyscrapers here.Instead you will find small, dirt-walled houses every

英语听力：自然百科 Alternative Energy 可替代能源

When the wind picks up at the foot of the Rockies, there are those who believe they can hear the future. At the National Renewable Energy Laboratory, making alternative power sources competitive with fossil fuels has been a mission since the energy c

美国国家公共电台 NPR Making Space Food With Space Poop

SCOTT SIMON, HOST: There's only so much space on a spacecraft, which means limited space for food and water. American crews on the International Space Station recycle their own sweat and urine to produce fresh drinking water - bottoms up. Now new res

2017年CRI Xi delivers speech to mark PLA's 90th birthday

China held a grand gathering at the Great Hall of the People in celebration of the 90th birthday of the Chinese People's Liberation Army (PLA) on Tuesday. Chinese President Xi Jinping, also general secretary of the Communist Party of China Central Co

学个词Learn a Word 第1241期 comb through

今天我们要学的词是comb through。Comb through, 意思是仔细查找。龙卷风过后， Rescue workers combed through the rubble, searching for survivors, 救援人员在废墟中寻找幸存者。 Police combed through the house, looking

CCTV9英语新闻：预测所进行云南省鲁甸县6.5级地震矩张量解及库伦应力变化计算

Full coverage: 6.5-Magnitude Quake Hits Southwest China's Yunnan Surveillance video footage shows the moment the quake hit. This is at a pedestrian street at a square in Ludian County. In another region, people ran to the street after the quake hit.

VOA常速英语2008年-British Court Throws Out Convictions of Five Mu

By Tom Rivers London 14 February 2008 In a Landmark decision, a three judge Court of Appeal panel, headed by the country's most senior judge, overturned Wednesday the convictions of five young British Muslim men who were jailed last July for having o

2007年VOA标准英语-Bringing Beauty and Wonderment of Glass in the

By June Soh Washington 04 May 2007 Artists use a variety of materials for their creations -- paint on canvas, pencil on paper, metal or stone sculpted into life-like form. Still others create works totally unique from glass. VOA's June Soh met one s

英语听力文摘 English Digest 335、新陈代谢到底是什么？

The Parts of Metabolism 新陈代谢到底是什么？ What is metabolism really? Statements like he can eat a lot because he has a fast metabolism are somewhat misleading. Metabolism isnt about the digestion of food in your stomach; its the name giv