单词：self-sharpening device
单词：self-sharpening device 相关文章
Wheres Sally, Jack? Shes in the garden, Jane. Whats she doing? Shes sitting under the tree. Is Tim in the garden, too? Yes, he is. Hes climbing the tree. I beg your pardon? Whos climbing the tree. Tim is. What about the dog? The dogs in the garden,
新概念英语第一册
A new device is helping computers provide great amounts of informatio [00:27.35]The device is the compact disc or C [00:43.02]It was invented several years ag [00:57.50]to replace music records made of plasti [01:13.67]A CD is played on a machine tha
考研英语听力基本功1
Broadcast: Jan 15, 2003 By Jerilyn Watson This is the VOA Special English Health Report. Many millions of people around the world suffer from problems of the small intestine. Bleeding from abnormal gr
VOA2003（上）-健康资讯
New Laser Device Helps Parkinson's Patients Walk 新激光设备帮助帕金森患者重获行走能力 Parkinsons disease slowly destroys the brains ability to control the muscles, depriving the patients of their mobility. Researchers at the Mayo Cl
VOA标准英语2014年(二月)
New Device Detects Pilot Blackouts WASHINGTON During certain maneuvers, jet fighter pilots sometimes experience loss of vision and even loss of consciousness. Although short, these so-called blackouts can have tragic consequences. An Israeli company
VOA标准英语2015年(六月)
DEVELOPMENT REPORT – March 18, 2002: Pot-in-Pot Cooling Device By Jill Moss This is the VOA Special English Development Report. In many developing countries, it is difficult to keep food cool. Most
农业与发展
The One With The Giant Poking Device 本集简介： Phoebe avoids going to the dentist because whenever she goes, someone dies. Joey tells Chandler about Janice kissing her husband, and Chandler confronts her. She must chose between the two men she l
老友记(六人行)
Scientists know all about the therapeutics qualities of blue and red light. But until know, sufferers of acne have to go to hospital to benefit from it. But Lumie, the manufactures of this new LED device hope it would see light therapy moving to the
英语杂谈
AS IT IS 2014-03-16 Device Finds Malaria Infections in Seconds 通过医疗设备发现人体内疟疾感染只需几秒钟 Hello, and welcome to As It Is, from VOA Learning English. Im Steve Ember in Washington. Today on the program, we report on ho
2014年VOA慢速英语(三)月
Device Keeps Internet On When Power Goes Off Erik Hersman and his team in Nairobi have created what they say is the first router made especially for Africa. It's battery powered and rugged. And it's gaining attention in Europe and the United States.
VOA标准英语2013年(五月)
名师分享六级作文阅卷标准，以2011年12月写作话题为例 2012年6月16日的四、六级考试将于本周六开考，新东方在线网络课堂四、六级作文辅导名师王兆飞以去年12月六级写作话题为例，为广大考
四六级写作指导
Long Conversations A: Helen: Victor, there's a good review of your article on pollution in today's paper. Victor: Really? Maybe I should go pick up a few extra copies. Helen: Do you have change? Victor: No! I'm totally broke as usual. But I did notic
王强口语 第一册
印度政府日前推出了一款世界上最便宜的笔记本电脑，售价仅为35美元。据印度人力资源开发部长介绍，这款低成本的触摸屏电脑的主要针对用户为学生，计算机的主板、芯片、处理器、内存和
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By Melinda Smith Washington, DC 20 July 2006 watch Implanon report The U.S. Food and Drug Administration has approved a new birth control device for American women. The device is called Implanon. It already is being used by two and a half million wo
2006年VOA标准英语（七月）
The device is a tiny sensor, implanted through a catheter in the heart's pulmonary artery. The procedure takes just seven minutes. The patient passes a wand over his chest, collecting data on heart pressure. That data is sent electronically to the do
VOA标准英语2010年(六)月
High-Tech Device Reduces Risk of Hospital Infections This machine fires bursts of ultraviolet, or UV, light that penetrate the cells of micro-organisms and kill them. The organisms have no chance to adapt and gain immunity as they might with a chemic
VOA标准英语2012年(二月)
RACHEL MARTIN, HOST: There's a device on the market that is supposed to help people who are trying to quit opioids. The FDA has allowed the device based on a study, but that study may have serious flaws. Jake Harper from our member station WFYI in In
2018年NPR美国国家公共电台5月
TAKE a look at your mobile device. Do you see oily fingerprints and lint on the touch screen? Dust and crumbs forming particulate frost in the corners? Is that a hair stuck at the screen's edge? 看看你的移动设备。看到触摸屏上油油的指
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MICHEL MARTIN, HOST: We've been checking in every so often with Boyan Slat. He's the CEO of The Ocean Cleanup. That's an environmental organization he founded to develop technology to clean up plastic in the ocean. Now, we spoke with Mr. Slat back in
2019年NPR美国国家公共电台1月