CNN 2011-05-31

Flight the 447 was in the air and moving accross,when it's some particularly cold weather. The petal trubes at the front of the plane suddenly started to give their stuff and they gave incorrect readings that led to the dissengagement of the auto pil

SSS 2011-04-20

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

SSS 2010-03-26

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

SSS 2010-01-19

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

60秒科学:冬暖夏凉的屋顶

Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s

谷歌地球卫星图“曝光”未知金字塔

While most of us rely on Google maps to get us where we're going, some are using the service to search for locations from thousands of years ago that we might have forgotten, like ancient pyramids. A satellite archaeological researcher from North Car

英文简历样本(Unix)

OBJECTIVE A position in UNIX SYSTEM ADMINSTRATION with an organization desiring creative and innovative solutions to a wide variety of administrative challenges in a Unix environment. PROFESSIONAL SKILLS OS: Sun Solaris 2.x, HP_UX (10.x, 11.x), RedHa

SSS 2008-09-01

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

SSS 2011-02-07

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

SSS 2011-04-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

2005年NPR美国国家公共电台八月-China, Russia Hold Joint Military Exercis

This is Morning Edition from NPR news. I am Steve Inskeep and I am Susan Stamberg. Russian and Chinese forces today begin 8 days of joint military exercises. Some ten thousand troops are expected to take part, making this their largest joint military

VOA常速英语2008年-New Procedure Avoids Abdominal Incision, Offers

By Robert Raffaele Washington 27 March 2008 A new type of surgery may make it easier for patients who would otherwise require a more invasive procedure. The new type of operation makes it possible for doctors to remove unwanted tissue through a patie

VOA慢速英语--研究人员研发完全可降解轮胎

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

VOA标准英语2016--“智能”绷带有助更快治愈伤口

'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded

TED演讲:什么是脂肪(2)

Now, even though both of these molecules are made up of exactly the same building blocks, 尽管这两种分子由一模一样的东西组成， they are two completely different substances, and they behave completely differently inside of us. 但它们

希腊神话：鲍西丝和费莱蒙　Baucis and Philemon

As was the common practice with the gods of Olympus，Zeus and Hermes were visiting the world in disguise．One day they came to a village．At a thousand house sthey knocked，and a thousand times they were refused rest and food and drink．At last

美国公司正在研发6倍音速飞机

Lockheed Martin says it's developing a Mach 6 aircraft that would be faster than any other fighter jet. 洛克希德马丁公司日前宣布，该公司正在研发一款速度可达6马赫、比其它所有飞机都快的战斗机。 Called the Hype

服务器管理能够简化

Server management can be simplified The need to reduce the complexity of IT infrastructure management remains a priority on every IT managers agenda. One of the most prominent open standards addressing that need, Intelligent Platform Management Inter

【六级词汇真题天天练（2）】

每一日你所付出的代价都比前一日高，因为你的生命又消短了一天，所以每一日你都要更积极。今天太宝贵，不应该为酸苦的忧虑和辛涩的悔恨所销蚀，抬

TED演讲:拇指游戏(2)

Now, before we get started 现在,在我们开始之前 This is great. You're excited to play. 很好。你们已经等不及了-- before we get started, can I havethe slides back up here really quick, 在我们开始之前，我在上面再放几张投