单词：virus-free
[网络] 脱毒；无病毒的；组培
单词：virus-free 相关文章
[00:02.80]MAN 1 (ON TV) ; --spring training camp and he's definitely got the inside track. 本台记者采访了春季训练营 他一定带来许多重要消息 [00:06.20]Word is that they're having some problems with injuries. 听说很多球员受伤
听电影学英语-我是传奇
SCOTT SIMON, HOST: When you talk to disease experts about what might alarm them, it's not Ebola or Zika. It's Nipah. It's as deadly as Ebola but attacks the brain, and it has the potential to spread by mere cough. As NPR's Michaeleen Doucleff reports
2017年NPR美国国家公共电台2月
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Some people never forget a face. Others never forget a flu. Even if they were infected more than 90 years ago. A team of American scientists studied 32 p
Scientific American(八)月
067 computers Words Modem internet connection wireless cpu hard drive software keyboard hardware program disc cd rom mouse screen button type press cursor click manual wire/lead print(er) up/download email mouse pad scanner lap/desktop graphics sound
情景英语口语100主题
SCIENCE IN THE NEWS - Killer Virus Brought Back From the Past, With the Hope to Avoid a New One By Cynthia Kirk and Caty Weaver Broadcast: Tuesday, October 18, 2005 (MUSIC) VOICE ONE: This is SCIENCE
科技之光
Thousands of Africans who came to the United States to escape Ebola virus disease might have to return home as another Ebola case has been found in the continent. The World Health Organization says a second case of Ebola virus disease has been confir
2017年VOA慢速英语(五)月
From VOA Learning English, this is the Health Lifestyle report. An outbreak of a brain-destroying virus is currently happening in the Kerala state of India. The number of people who have died from Nipah is relatively small. Officials from Indias Mini
2018年VOA慢速英语(六)月
WHO Confirms Bird Flu Virus Caused Human Deaths in Vietnam Katherine Maria The World Health Organization has confirmed that at least three people have died of bird flu in Vietnam, the same virus that
VOA2004（上）--各类新闻
This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? If you're worried about news reports of West Nile virus, you might want to go take a census of the birds in your backyard. Because certain species of birds actually
Scientific American(十)月
Astronomers say they have some intriguing new clues about one of the biggest mysteries of the universe. More than 20 years ago, scientists discovered that most of the matter in the universe is not made up of ordinary atoms, it is something invisible
2006年NPR美国国家公共电台
我们今天再来给大家讲解两个以free这个字为主的习惯用语。首先我们要讲的是：Free and easy. 大家都知道，free是自由，或者是不用花钱就得到的。大家也可
美国习惯用语
by Jill Moss Broadcast: July 23, 2003 This is Bill White with the VOA Special English Health Report. A medical company in Australia, PanBio, has developed a new test for West Nile 1)virus. The test ex
VOA2003（下）-环境与健康
CANBERRA, Sept. 6 (Xinhua) -- A rare virus that can be contracted by humans has killed a large number of Victorian pigeons after being detected in the Australian state for the first time, Agriculture Department confirmed on Tuesday. According to the
英语新闻
By Lisa Schlein Geneva 01 February 2006 The World Health Organization reports Egypt has eliminated indigenous polio and is no longer a source of transmission of the virus. The U.N. agency calls this a
2006年VOA标准英语（二月）
AS IT IS 2016-02-14 Olympic Athletes Concerned About Zika Virus With the outbreak of the Zika virus in Brazil, national Olympic committees are discussing whether to send their athletes to the Games. Brazil reported the first case of Zika virus in May
2016年VOA慢速英语(二)月
'Contagion' Tracks Deadly Virus Local outbreaks of new diseases have occurred throughout history, but in this age of global jet travel and international commerce, a deadly virus can spread rapidly worldwide. That's what happens in Contagion, a grippi
VOA标准英语2011年(九月)
ROBERT SIEGEL, HOST: We're going to hear now about a doctor at a free clinic in Florida. His mission is to cure as many people as possible who have hepatitis C. The treatment exists, but the medication costs more than $90,000. So he went directly to
2018年NPR美国国家公共电台1月
HEALTH REPORT - SARS Virus No Longer Such a Mystery By Cynthia Kirk Broadcast: Wednesday, July 27, 2005 I'm Shep O'Neal with the VOA Special English Health Report. SARS is a viral disease There is pro
健康与经济
By Steve Herman New Delhi 01 January 2008 India remains one of the few countries where polio has not been eradicated. Most of the world's new cases are reported in the subcontinent. While the total number of cases dropped in India last year, VOA cor
VOA标准英语2008年（一月）
Scientists Produce Gene-Edited Chickens to Stop Spread of Flu Virus British scientists are developing gene-edited chickens designed to be fully resistant to the influenza, or flu virus. Wendy Barclay is one of the leaders of the gene-editing project.
2019年VOA慢速英语(一)月