单词：cell radio
单词：cell radio 相关文章
By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The
VOA2003（下）-环境与健康
EXPLORATIONS - New Communications Technology By Paul Thompson Broadcast: Wednesday, February 25, 2004 (THEME) VOICE ONE: This is Faith Lapidus. VOICE TWO: A satellite telephone also pictured with its
Explorations
This Cell Phone Needs No Battery 不用电池的新型手机？ A dying battery is a huge annoyance for cell phone users. But for engineers? It's inspiration. Can we design a smartphone which can make a phone call and have a conversation without the
2017年科学美国人(七)月
For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea
国家地理2008年
A guy I know was towing his boat home from a fishing trip to Lake Huron when his car broke down. He didn't have his cell phone with him, but he thought maybe he might be able to raise someone on his m
英文笑话
By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As
2007年VOA标准英语（九月）
By Bill Rodgers Washington 19 May 2008 Cell phones are an example of what is sometimes now called leapfrog technology, a product that allows developing nations the benefits of a reliable and extensive communications network without the heavy investme
VOA标准英语2008年（五月）
Network-Sharing System Improves Internet, Cell Phone Connections During major emergencies, like the Boston Marathon bombing in 2010, cell phone and Wi-Fi networks quickly get overloaded. A group of scientists at the Stevens Institute of Technology in
VOA标准英语2014年(十月)
A guy I know was towing his boat home from a fishing trip to Lake Huron when his car broke down. He didn't have his cell phone with him, but he thought maybe he might be able to raise someone on his marine radio to call for roadside assistance. He cl
英语笑话（MP3+文本）
Liz Adams had spent all day glued to her radio. Her favorite band was playing a show soon. A station was giving away free tickets. Liz was determined to win a pair. From six in the morning till midnight, Liz listened to the station non-stop. This wen
英语第4级听力-English Level 4
> 11 关于使用蜂窝式电话安全性的研究 DATE=3-8-01 TITLE=SCIENCE REPORT - Largest Cell Phone Study BYLINE=George Grow ( Start at 59
科技之光
By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app
2007年VOA常速英语（十月）
By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo
VOA常速英语2008年（四月）
WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo
英语新闻
Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte
趣味英语
心跳电台 Heartbeat Radio Sondre Lerche Tell me what you think about this song? Sue me if you reckon it's too long. I wanna know how you really feel. Tell me what, you think this is funny? Spending all my time and my money. Trying to find How you
好听的英文歌曲
By Jessica Berman Washington 19 December 2007 Stem cell research was the major medical and science story this past year, topping the list of achievements that experts say might finally lead to cures for many diseases. Meanwhile, global health officia
VOA常速英语2007年（十二月）
WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi
英语新闻
VOA's weekly science and technology radio magazine Art Chimes | Washington, DC 04 December 2009 MUSIC: Our World theme This week on Our World: Climate change and its impact on health, ahead of the Copenhagen climate conference ... another hazard in c
VOA标准英语2009年(十二月)