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

闭着眼睛飘单词 四级词汇5

[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慢速英语2014 依靠意念控制假肢

依靠意念控制假肢 From VOA Learning English, this is the Technology Report. 这里是美国之音慢速英语科技报道。 Monkeys have learned to move the arms of a monkey on a computer screen just by thinking about moving them. The work mo

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

VOA常速英语2015--德国科学家发明新的仿生手

'Metal Muscles' Flex a New Bionic Hand 德国科学家发明新的仿生手 Artificial limbs, including the most complex of them the human hand are getting more life-like and useful due to constant advances in tiny hydraulic, pneumatic and electric m

新目标初中英语九年级--Unit 7 Where would you li

Unit 7 Where would you like to visit? [00:04.88]SECTION A [00:07.84]1b Listen.Where would San,Gina,and Lydia like to go on vacation? [00:17.71]Why?Fill in the chart. [01:00.55]2a Listen and number these statements in the order that you hear them. [01

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

2005年NPR美国国家公共电台三月-In Arm Wrestling, Teen Beats Robots Hands

It was woman against machine at an arm-wrestling competition yesterday in San Diego. And as soon as we say, go, go ahead. In one corner, 17-year-old Panna Felsen, a high school studentand amateur robot builder, 5 feet 7 inches tall and 120 pounds, an

2007年VOA标准英语-Bionic Hand Changes Life of US Soldier

By Melinda Smith Washington 10 August 2007 The lives of thousands of Iraqis and U.S. soldiers are changed forever when they lose arms or legs in roadside bomb attacks in Iraq. When they return home, the wounded American military personnel are often f

VOA标准英语2008年-Amputees Embrace World's First Bionic Hand

By Paul Sisco Washington 10 January 2008 A British firm called Touch Bionics has developed the world's first commercially available bionic hand. The company introduced the hand in Britain in September 2006 and in the U.S. in July. Users say the elect

VOA标准英语2008年-Voters in Nevada Take Part in Presidential Cauc

By Mike O'Sullivan Las Vegas 19 January 2008 Voters in the Western state of Nevada are taking part in party caucuses Saturday to help choose the nominees for U.S. president. Mike O'Sullivan has a preview from Las Vegas on the first-in-the-West presid

VOA标准英语2012--Rising Youth Unemployment Endangers Africa's Stability

Rising Youth Unemployment Endangers Africa's Stability One example is Ahmet Toure of Senegal who has never had a job. Toure makes his living buying second-hand jeans from flea markets around Dakar. Toure repairs and retailors them to sell them for a

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

Sub-Standard Electronics Donated to Africa Causing Pile Up o

Sub-Standard Electronics Donated to Africa Causing Pile Up of E-Waste The safe disposal of unwanted computers, printers, mobile phones, and other electronics, collectively known as e-waste, is a growing problem across Africa. The world produces more

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

Artificial Speech Mimics Real Thing 合成声音发展渐入佳境 未来虚拟声音真假难辨 At a University of Arizona laboratory, Professor Brad Story analyzes the voices of singers, actors and public speakers both live and on audio tape. 在亚

VOA双语新闻 --- Obama Wins More Delegates in Wyoming Cauc

As expected, Senator Barack Obama has won the Wyoming caucuses, gaining seven more delegates to move him closer to clinching the Democratic Party nomination. But, Senator Hillary Clinton is also fighting hard, following her recent wins in Texas and O