2007年NPR美国国家公共电台一月-A Broken Foot, an Artificial Leg, and a R

Recording technology has changed a lot over the years, but you can still do one essential thing. You sit in front of a microphone and you tell a story, which here we are again this Friday morning because it's time for StoryCorps. It's an oral history

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[0:0]arithmetic arouse arrange算术 引起,唤起 安排,准备 [0:37.8094]arrest artificial artistic aspect逮捕,拘留 人工的,人造的 艺术的,美术的 方面,面貌 [1:31.0307]assemble assembly assess asset混合,聚集 立法机构,议会 对...估价 人价值的,优点 [2:22.6436]as

创新英语-Scientists Create Energy-Making Artificial Leaf

Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

VOA标准英语2015--Researchers Create Artificial Skin With Sense of Touch

Researchers Create Artificial Skin With Sense of Touch Scientists have recently made considerable gains in creating human-like artificial limbs, but they still look and feel artificial. That could change with a development from South Korea. Researche

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60秒科学:Artificial Muscle Brings Back Blink

Artificial Muscle Brings Back Blink A study in the Archives of Facial Plastic Surgery reports the development of an artificial muscle system that could restore the ability to blink to stroke and injury patients. Cynthia Graber reports Most of us blin

SSS 2009-02-02

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you have a dog, you know you gotta walk it. But do you know how it walks? Well, if you have no idea which foot Fido puts forward when, youre in good c

2006年VOA标准英语-Study Calls for Electronic Stability Control De

By Paul Sisco Washington, DC 16 June 2006 watch Electronic Stability report A study released in the United States this week says putting electronic stability controls on new motor vehicles would significantly reduce fatalities. ---------------------

大多数年轻人拒绝IS

AS IT IS 2016-04-15 Most Young Arabs Reject Islamic State 大多数年轻人拒绝IS The large majority of young Arab adults say they do not support Islamic State (IS) militants. And more than 75 percent say they do not believe that the Islamic State

Artificial Leaf Turns Sunlight into Electric Power

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

VOA标准英语2011--Artificial Blood Vessels Work Well, Have

Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear

VOA常速英语2014--Cheetah's Tail Inspires Model for Robot's Stability 猎豹尾巴启发机器人设计

Cheetah's Tail Inspires Model for Robot's Stability 猎豹尾巴启发机器人设计 If you speed your bicycle through a curve, you have to lean to the inner side in order to keep your balance. Many fast moving animals do the same, often with additi

VOA常速英语2008年-Rat Study Links Weight Gain to Artificial Sweet

By Melinda Smith Washington, DC 15 February 2008 Obesity is becoming a worldwide problem, even in developing countries. But diet drinks and food prepared with sugar substitutes do not seem to help curb people's appetites. Now a new study may provide

学个词Learn a Word 第359期 Stability

今天我们要学的词是stability。 Stability, 是稳定的意思。Political stability, 政治稳定；economic stability, 经济稳定。时代周刊2007年的年度人物是俄罗斯总统普京。时代周刊对普京的评价是，He stands,

学个词Learn a Word 第1713-artificial

今天我们要学的词是 artificia。Artificial 人造的。artificial intelligence 人工智能。不久前，The FDA approved a new artificial retina device that would help some people regain part of their sight. 美国食品和药物管理局批准

2007年VOA标准英语-Stability, Prosperity in Thailand Still Uncerta

By Luis Ramirez Bangkok 17 September 2007 One year has passed since the Thai military overthrew the government of Prime Minister Thaksin Shinawatra on grounds it was corrupt. The interim government is making good on promises to return the country to

VOA标准英语2011--Artificial Speech Mimics Real Thing

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China, Costa Rica to Strengthen Cooperation

Chinese President Xi Jinping has met with his Costa Rican counterpart Laura Chinchilla in the capital San Jose for bilateral talks. The two leaders are also scheduled to oversee the signing of a number of collaborative deals between the two countries

Lesson 41-1 News 新闻

Listen to the news and choose the news' category. 1.David Beckham has quit his team in Spain and joins a soccer team in the States. The move was officially announced on January 2007. 2.In the news today, USA increased their armies in I raq by five th

Beijing lends a hand to Europe

BEIJING, Feb. 15 (Xinhuanet) --China is ready to help Europe deal with its debt problems, Premier Wen Jiabao said on Tuesday. But Europe must solve its own crisis and China expects the eurozone to send clear and positive signals to the world that it