标签：Genetically 相关文章
Unit 3 getting ready for the future career part 1 Warming up A.key words: experience,applicant,Bachelor's Degree.resume,qualified,position, candidates vocabulary: bachelor,resume,image,administration,dynamic,moble,turnover, in excess of, audit, Syrac
Step by Step2000
Well, Mr. Smith, if you prefer a different type of nose, we have a large selection available. I think this nose is a bit too small. Small noses are very fashionable this year, Mr. Smith, very fashionable. Do you think it suits me? asked Mr. Smith. I
原版英文故事与诗歌
This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Scientists have worked for twelve years to develop what they call Green Super Rice. They say several varieties should be available to farmers about t
2011年VOA慢速英语(二)月
健康报道 - 对有益胆固醇和PSA测试的质疑 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 A study has raised questions about a widely held belief involving cholesterol. The belief is that h
2012年VOA慢速英语(六)月
A brief meeting between a young man and his birth father reveals long-hidden truths about both Time now for StoryCorps. People across the country are sharing personal stories through this national project. Today a young man talks about meeting his b
2007年NPR美国国家公共电台
As you've probably experienced firsthand, some mosquito species have a real taste for warm, human blood. So much so that if you raise them on it the lab, they'll accept no substitute. Fortunately, I don't get major reactions at all. Brad Main is a mo
2016年Scientific American(九)月
Chimpanzees， they are much like us, genetically and atomically, and as it turns out, cocktail logically. Because we finally have solid evidence that chimps drink alcohol.Social researcher who observed while chimpanzees throw back fermented tree tap
2015年Scientific American(六)月
This is scientific American 60 seconds science. I'm *, got a minute ?Genetically engineered bacteria already proves some products are commercial interests or biometical importance such as insulin. And coaxing the organism to do so can be done with a
2015年Scientific American(一)月
One of the concerns about working with genetically modified crops has been that vegetation growing in agricultural fields might escape out into the world. Now, for the first time in the U.S., researchers report a large population of GM crops beyond t
60秒科学
By Jessica Berman Washington 17 January 2007 If or when it strikes, the avian flu pandemic would likely kill victims by switching on an uncontrolled immune system response. That's according to researchers, who studied a 90-year-old flu virus in the h
2007年VOA标准英语（一月）
The spreading oil spill in the Gulf of Mexico is contaminating nesting and feeding grounds for sea turtles. All six species in U.S. waters are listed as endangered or threatened under the Endangered Species Act. Fragile species Barbara Schroeder, who
VOA标准英语2010年(七)月
By Carol Pearson Washington 18 June 2007 The number of people suffering from Alzheimer's disease is expected to quadruple by the year 2050. Researchers at Johns Hopkins School of Public Health in Baltimore, Maryland, say 106 million people worldwide
2007年VOA标准英语（六月）
By Stephanie Ho Washington 19 April 2007 Malaria kills more than one million people each year, with nearly all of those deaths children in Africa. As the continent marks Africa Malaria Day, on April 25, new treatments have been developed that could
2007年VOA标准英语（四月）
By Paul Sisco Washington 23 March 2007 U.S. scientists in the United States say they have moved a step closer toward success in the fight against malaria, by developing mosquitoes that are resistant to at least one form of the deadly illness. More o
2007年VOA标准英语（三月）
Dr. Anthony Fauci and Michele Molonye-Kitts say U.S. funding has led to advancement in global AIDS treatment James Butty | Washington, DC 24 November 2009 The director of the U.S. National Institutes of Allergy and Infectious Diseases said progress
VOA标准英语2009年(十一月)
Ebola Vaccine Enters Final Trial Phase 埃博拉病毒疫苗进入最后审判阶段 An Ebola vaccine candidate enters the final phase of its trial Saturday (3/7) in Guinea. If successful, a vaccine could be ready for use in five or six months. The V
VOA标准英语2015年(三月)
ARI SHAPIRO, HOST: For the first time, scientists have altered the DNA in human embryos to make a fundamental discovery about early human development. Scientists say this proves that modifying genes and human embryos can reveal powerful insights into
2017年NPR美国国家公共电台9月
Breaking Taboo, Swedish Scientist Seeks To Edit DNA Of Healthy Human Embryos play pause stop mute unmute max volume 00:0004:12repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or updat
2016年NPR美国国家公共电台9月
AUDIE CORNISH, HOST: What if scientists could genetically modify mosquitoes to wipe out a disease that kills hundreds of thousands of people each year? They're trying to do that with a new genetic engineering technique. They hope it will help them fi
2016年NPR美国国家公共电台12月
Catnip 猫薄荷是一种草本植物，闻上去非常清凉，是一种可以让猫咪疯狂和开心的植物，所以被广大猫友戏称为猫毒品。猫薄荷，Nepeta cataria，为唇形科荆芥属的植物，茎直立多分枝，茎叶有白
英语听力文摘 English Digest