单词：cooled cell radiometer
单词：cooled cell radiometer 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
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
英国每日邮报:我们经常说由于人类因为缺少环保意识才导致了地球变暖,但是,事实真的是这样吗?目前这还是个具有争议的话题. 全球变暖谁的错? Daily Mail: Was the Earth in a period of global warming or
双语趣听精彩世界
It was the Chinese New Year. The metal pan was light, shiny, and round. It was about 12 inches across. It was perfect for burning paper. She put the pan on the hardwood floor. She opened a package of paper money. It wasn't real money. We burn the mon
简单慢速英语阅读
Magmas 岩浆 Have you heard about liquid rock? 你听说过液态岩石吗？ It might sound funny to you. 这听起来可能很好笑。 How can a rock be liquid? While it can be. 岩石怎么可能是液体呢？但有时它还真是。 If the tem
与美国小学生一起学英文第8册
2011年全英音乐奖中获得最佳男艺人提名的Robert Plant，是六十年代英国的蓝调歌手，还和Led Zeppelin的鼓手John Bonham合组过乐队The Band of Joy。这首Get Along Home Cindy是首简单清淡的民谣~来当情人节的
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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）
Lasers Used to Chill, Instead of Heat 有史以来第一次:科学家使用激光冷却液体 University of Washington researchers say they used a laser to turn hot water into cool water. Five engineers from the university are the first in the 50-yea
2015年VOA慢速英语(十二)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）
托福阅读:阅读中后置定语的分类 归纳：后置定语，顾名思义分为后置和定语两个部分。后置也就是此种短语出现的位置是在名词之后，定语就是起到起到修饰限定作用的短语，注意是短语而不
托福英语
文本： 【Elena】You seem so sure. 【Lexi】The love of my life was human. He went through what I imagine you're going through -- denial, anger, et cetera. But at the end of the day, love really did conquer all. Are you gonna drink that? 【E】
跟着美剧练发音
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
Bob Schneider在德国出生于一个歌剧家庭，很小就开始学乐器。他的solo生涯展开之前，曾在许多乐队中进行表演。 这首Fairytale Of NewYork虽然是圣诞专辑中的歌曲，但是相当安静舒缓，很是何人一个
天籁音乐
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
后置定语，顾名思义分为后置和定语两个部分。后置也就是此种短语出现的位置是在名词之后，定语就是起到起到修饰限定作用的短语，注意是短语而不是句子，本质上相当于形容词。所以后
托福英语
Why You Shouldn't Leave Nude Photos of Yourself on Your Cell Phone The 23-year-old woman lost her cell phone in a restaurant parking lot. By the next morning, someone was texting nude photos of her to everyone. As regular readers have learned many ti
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