单词:electrolysis and cell renewal section
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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
Education Report - Tragedy at One School, Renewal at Another 教育报道 - 康涅狄格州发生校园枪击案 From VOA Learning English, this is the Education Report in Special English. 这里是美国之音慢速英语教育报道。 Funerals beg
Education Report - Tragedy at One School, Renewal at Another 教育报道 - 康涅狄格州发生校园枪击案 From VOA Learning English, this is the Education Report in Special English. 这里是美国之音慢速英语教育报道。 Funerals beg
人们说,上帝在5月27日不小心打了个小盹儿,不然,怎能让东西方娱乐圈里最引人关注的两个小公主在同一天诞生?于是乎,一大帮娱记们在这一天忙得不亦乐乎,这边既要关注王菲的第二次生
[00:06.64]You will hear part of the orientation in which Annie is shown [00:12.75]the College's Physical Education facility. [00:17.84]For each of the questions numbered 33 to 40, [00:23.43]circle the letter A if the statement is accurate, [00:28.84]
[00:00.00]Unit 1 top 3 [00:04.55]Can you guess my age? [00:07.52]Section A 1 Look,listen and say [00:13.51]zero one two three four five six seven eight nine ten [00:32.21]Section B [01:02.62]1 Look,listen and say [01:07.32]eleven twelve thirteen four
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
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
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
Iran's Supreme Leader, Ayatollah Ali Khamenei, called for a renewal of revolutionary spirit against outside enemies, who he accused of waging a soft war against the Islamic Republic Edward Yeranian | Cairo, Egypt 25 November 2009 Iran's Supreme Lead
The visit of a South Korean chief executive to North Korea has produced first steps in thawing frozen inter-Korean economic projects. However, South Korea says what Pyongyang agreed to, in principle, needs to be translated into official accords, on
新编英语教程第五册unit12_1_self-renewal
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
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
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
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
En route to Hawaii, I noticed one of my passengers in the coach section of the airplane dialing her cell phone. Excuse me. That can't be on during the flight, I reminded her. Besides, we're over the ocean-you won't get a signal out here. That's okay,
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
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