单词：monolayer cell culture
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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
Italy is a land of history and culture. And as we all know, the ancient architecture there is breathtaking. Just as we Chinese are proud of our history and culture, so are the Italians. One of their t
赖世雄中级美国英语
[ti:UNIT 5 Culture Shapes Us Lesson 38 One Country, Many Cultures] [0:01.170]UNIT 5 第五单元 [0:02.943]Culture Shapes Us 文化塑造我们 [0:05.584]Lesson 38: 第38课： [0:07.519]One Country, Many Cultures 一个国家，多种文化 [0:11.82
初中三年级英语
[ti:UNIT 5 Culture Shapes Us Lesson 35 Keeping Culture Alive] [0:00.767]UNIT 5 第五单元 [0:02.478]Culture Shapes Us 文化塑造我们 [0:05.251]Lesson 35: 第35课： [0:07.198]Keeping Culture Alive 使文化有生机 [0:10.117]Little North Amer
河北教育初中英语（初中起点）九年级下
Im really interested in the culture of other countries. I dont know why, but I always think other cultures are more interesting than my own culture. Every time I travel, I learn wonderful, strange, amazing and interesting things about other cultures.
纯正英语一分钟
[ti:] [ar:] [al:] [by:] [00:01.00] Late At Night, Do You Turn Off Your Cell Phone? 今夜不关机 [00:08.22]Today, my friend asked me a question. [00:11.17]At night, do you turn off your cell phone? [00:14.78]If you dont, whom do you leave it on for
温馨夜读
[00:04.05]Unit 12 Culture Shock Lesson 1 Visiting Britain [00:10.22]Dear Aunt Mei: [00:11.96]I can't believe I've been in London [00:13.98]for 6 months already! [00:15.83]I certainly owe you an apology [00:17.30]for not writing more often. [00:19.10]
北师大版高中英语模块4
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
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）
茶是中华文明最宝贵的文化财富之一。历史上，茶是带有传奇色彩的帝王神农发现的。 Listen Read Learn Tea is one of the greatest cultural treasures of Chinese civilization. Tea was historically discovered by the legendary emperor, Shennong, who believed th
英语口语大赢家
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
By Cache Seel Shalatin, Egypt 10 July 2007 Facing Drought and the loss of grazing land for their herds, many Bedouin of southeastern Egypt are giving up their traditional lifestyle. The Egyptian Government and aid organizations have stepped in to hel
2007年VOA标准英语（七月）
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
Teen Girls Average 80 Texts Per Day Mobile phone use in teens is currently at a very high rate and most of those teen users spend more time texting than they spend talking on their devices. Unfortunately, texting has become such an integrated part of
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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
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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