单词：high voltage switching device
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Back at the explosives lab, examiners use a high-tech instrument called a Raman spectrometer, a device that determines if a package contains explosive material. With the Raman, what we are doing is th
揭秘联邦调查局
Electronics Show Displays Newest Gadgets CES国际消费电子展展示新奇玩意儿 Thousands of people were in the American state of Nevada earlier this month for the Consumer Electronics Show. The CES is the worlds biggest show for electronic de
2016年VOA慢速英语(一)月
谷歌眼镜与隐私保护 Google has been selling its newest high-tech device, Google Glass, to a select group to test the technology so it can be improved for the mass market. The biggest criticism has been about privacy. 谷歌公司在美国向一
VOA双语新闻 2013年8月
This is Scientific Americans 60 Second Science, I am Sophie Bushwick, got a minute. Kindles, Nooks and other e-readers catch flack for threatening the future of printed books. But reading itself may get a boost from the devices. For example, a study
Scientific American(三)月
It must work without a hitch. 必须能够无故障运行。 It must work without a hitch. 必须能够无故障运行。 It has been tested for nine times. 我们已经对其进行了九次测试。 These elements seem to be working well under high
玩转商务英语900句
This is the VOA Special English Development Report. The Massachusetts Institute of Technology has educated many exceptional minds, including twenty-six Nobel Prize winners. Participants in the 2008 International Development Design Summit Recently an
VOA慢速英语2008年（八）月
AS IT IS 2014-04-19 High Tech Aids Search and Rescue高科技搜救工具 From VOA Learning English, this is As It Is Saturday. Im Anna Matteo. Improvements in technology can save lives. Stronger buildings do not fall during storms and earthquakes. W
2014年VOA慢速英语(四)月
Pentagon's Electromagnetic Gun Awaits Use Marines stage a scene that has become more frequent for U.S. forces in Afghanistan. The mock protesters are harmlessly dispersed with a high-tech device. It is called the Active Denial System. Using an electr
VOA标准英语2012年(四月)
Smart Spoon Allows Parkinson's Sufferers to Feed Themselves One of the biggest challenges for people living with Parkinsons is the difficulty - and sometimes inability - to feed themselves, due to the shaking tremors associated with the disease. But
VOA标准英语2014年(一月)
Hot Tech Ideas Seek Investors at San Francisco Expo The TechCrunch exposition in San Francisco is a place where tech start-up companies can meet potential backers for their new products. Under the banner Disrupt, inventors tried to convince investors
VOA标准英语2014年(九月)
EDUCATION REPORT - High School Cyber Cafes By Jerilyn Watson Broadcast: Thursday, January 08, 2004 This is Bob Doughty with the VOA Special English Education Report. Cyber Café computer centers are f
教育与新闻
China has long depended on coal-burning power plants to fuel its explosive growth over the past three decades. As a result, air pollution has risen to alarming levels in central and eastern regions. Policymakers have been working hard to shift the co
2017CRI中国国际广播电台
As more and more of us begin to use health savings accounts, there is a new website that’s coming online which will let you check to see how much a medical procedure truly costs. HealthGrades Incorp
商业报道2006年
THIS IS AMERICA - With Podcasts, When Students Speak in Class, the World Can ListenBy Brianna Blake Broadcast: Monday, March 20, 2006 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA in VOA Special Engli
2006年慢速英语（三）月
Giving Mary Poppinss magic umbrella some serious competition is the all new high-tech Oombrella not only can it predict the weather, its also impossible to lose. The smart umbrella syncs with a smartphone app, sending users updates about weather cond
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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)
'Haptics' is a brand new sensory technology that's set to make today's electronics even more lifelike and thrilling. From white-knuckle video games to pregnancy simulators and even techno music - haptics could make all of these things even more reali
世界各地新闻集锦
The Apple computer company introduced a new version of its popular iPad Wednesday, with a sharper screen (featuring the retina display), an improved (5 MP) camera, and the ability to use Verizon's 4G LTE wireless service, a faster method to access th
英语新闻
Bird on a Wire 当我们行走在马路上时，经常可以看到成群的麻雀或乌鸦停落在几万伏的高压电线上，它们不仅不会触电，而且一个个显得悠闲自得。可是，你也知道，如果有人不小心碰到高压线
英语听力文摘 English Digest
Orewa High School in Auckland expects all year 9 students next year to have their own iPad, netbook or other mobile device like a Smart phone. The school says the most suitable is the iPad which costs between $800 and $1,000. The reason that the scho
新西兰英语