标签：variant 相关文章
The descendants of longtime urban dwellers show increased genetically driven resistance to tuberculosis, due to evolutionary selection pressure over millennia. Christopher Intagliata reports 城市长久居住民的后代，经过数千年的自然选择
60秒科学
UN Meeting Will Address World's Most Deadly Infectious Disease From VOA Learning English, this is the Health Lifestyle report. Some diseases receive a lot of attention in the media. Viruses like Ebola Virus Disease, HIV and influenza are just a few e
2018年VOA慢速英语(九)月
Just in case. i also have some too just in case. i know.,you never know, so you have a cold, i have a cold. you poor thing. you know,it's no big deal, i got so many children that it's like a pediatrician in my house at all times. yeah,i know ,and all
访谈录2009
Voters support for Malcolm Turnbull is lower now than when he was elected Opposition Leader a year ago. The latest Nielsen Poll shows Mr. Turnbulls approval rating rose 4 points this month to 35%, but the same rating was 45% this time last year. Toda
澳洲ABC新闻快递2009年
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
Unit 60 What Do You Know about Google? Just a few years back, the word Google existed as the name of a cartoon character (Barney Google) and possibly among the random phonemes mumbled by toddlers. Today, one would be hard-pressed to find a person who
英语流行话题阅读：语境识词4500
Escape Routes While the Warsaw Pact was at full strength, life in Eastern Europe was less than palatable for much of the population. At that time,Western planes would often drop pamphlets describing a life of luxury on the other side.It was easy for
胡敏托福词汇记单词
By Steve Herman Tokyo 24 September 2006 American beef is back in the Japanese market and slated to return to South Korea soon. But for America's beef exporters, who lost two of their three largest markets in 2003 after a few cases of mad cow disease
2006年VOA标准英语（九月）
Veggies Help Fight Genetic Heart Attack Risk A new study finds that a diet high in fruits and vegetables can reduce the danger of heart disease among people at highest risk. Scientists found healthier eating can turn off the risk gene and mitigate th
VOA标准英语2011年(十月)
An international effort to build a detailed map of human genetic variation has completed its pilot phase and could shape a new understanding of human evolution and may help in fighting disease. Getty Images/iStockphoto The 1000 Genomes Project aims t
VOA标准英语2010年(十)月
Aggressive HIV Found in Cuba 古巴发现一种侵袭性艾滋病毒 An aggressive form of HIV has been discovered in Cuba. It develops into full-blown AIDS within just three years. Researchers said the progression happens so fast that treatment with
VOA标准英语2015年(二月)
Why the Cross Put Chickens on a New Road探秘家禽的驯化之路 Why did the chicken cross the road? Well, thats a philosophical pickle. But if you want to know why chickens dont get cross at peoplewhy theyre content being kept in their coopsscien
2017年Scientific American(六)月
STEVE INSKEEP, HOST: Doctors are solving health mysteries for families who've run out of options. These specialists across the country form what is called the Undiagnosed Disease Network. This sounds almost like a television drama, but this is very r
2018年NPR美国国家公共电台12月
Efforts are about to be increased in India to combat two serious communicable diseases - polio and malaria. VOA Correspondent Steve Herman reports from New Delhi that India is to receive more than $500 million from the World Bank to increase malaria
VOA标准英语2008年（八月）
S. Korean Activists Resume Protests Against US Beef Organizers are hoping to revive the street activism of four years ago when South Korea decided to resume U.S. beef imports. That movement turned into the largest anti-government protests this countr
VOA标准英语2012年(五月)
South Korea's President has begun a high-level shakeup of his government expected to continue next week. The move is aimed at soothing the anger of tens of thousands of protesters who say he has disregarded public sentiment on everything from U.S. be
VOA双语新闻 2008年6月
By Shahnawaz Khan Srinagar 11 February 2008 After disputing control of Kashmir for more than six decades, India and Pakistan are now engaged in a squabble over a patent for Kashmir Pashmina, a product experts say is the best of its kind. Shahnawaz Kh
VOA常速英语2008年（二月）