单词：cell-killing
单词：cell-killing 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
Sneezing, coughing, and sniffing. Welcome to winter and the common cold virus, a cure for which has eluded for years. But now a major breakthrough by scientists in Cambridge University brings that cure a step closer, as they've discovered a new way t
万花筒2010年
From NPR News in Washington, I'm Lakshmi Singh. Home prices across the US are at nine-year lows. The SP/Case-Shiller Home Price Index reveals a steep drop from February to March in 18 of the 20 big metro areas tracked. Patrick Newport, an economist w
2011年NPR美国国家公共电台6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
Paul: I need a new cell phone plan. These roaming and overage charges are killing me! Shauna: I thought you had a good calling, messaging, and data plan. Paul: I do, but Im still going over each month. Shauna: Have you thought about a prepaid plan? Y
地道美语播客
In Vitro - experiments which are carried out in a laboratory as distinct from in vivo experiments In Vivo -experiments which are carried out in live animals as distinct from in vitro experiments Immun
医务英语
1. A new twist in the investigation into JonBenet Ramsey's death. San Quentin State Prison officials searched the cell of Richard Allen Davis, the man convicted of killing Polly Klaas. That's because
美联社新闻一分钟2006
Georgia's Attorney General's Office will appeal the court decision today that released the man convicted of having sex with a 15-year-old girl when he was 17. The judge voided the original ten-year prison sentence, instead finding the man guilty of
美联社新闻一分钟2007
1. Federal accident investigators are recommending states ban the use of cell phones and other electronic devices by all drivers except in emergencies. The recommendation follows a finding that the initial collision in a deadly highway pileup in Miss
美联社新闻一分钟2011(十二月)
By Peter Fedynsky Washington, D.C. 30 October 2006 watch Stem Cell report Controversy over specific political issues can spawn yet more controversy involving the way those issues are debated. As VOA's Peter Fedynsky reports, a statement by a well-kn
2006年VOA标准英语（十月）
Car accidents are the number one killer of teenagers in the United States. Government data show that every year over 4,000 teens lose their lives in collisions that are caused mostly by distracted drivng - a term that includes everything from having
VOA标准英语2010年(六)月
Switching Cell Phone Plans Paul: I need a new cell phone plan. These roaming and overage charges are killing me! Shauna: I thought you had a good calling, messaging, and data plan. Paul: I do, but Im still going over each month. Shauna: Have you thou
2012年ESL之日常生活
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
The battle wages on as cruel as it can be swords slashing on the shields make sparks that fill the air no holds barred here I nearly lost my ring my friends are on the ground it's time for me to hit [Sendor] My arms get stronger and stronger with eve
英文摇滚歌曲
Namaste. Good morning. 早上好！ I'm very happy to be here in India. 很高兴今天来到印度。 And I've been thinking a lot about what I have learned 过去的十一年，我带着《阴道独白》和V-Day运动， over these last particular
TED演讲教育篇
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
There are several kinds of odor preventing and odor destroying treatments for textiles. For the most part, they work by killing or inhibiting the bacteria and fungi that cause odors. For example, these socks contain Quaternary Ammonium Compounds, or
英语时差8，16