柑桔破叶病毒

Cathy Majtenyi Experts from the World Health Organization (WHO) are in southern Sudan investigating 15 cases of an Ebola-like hemorrhagic fever that has so far claimed at least four lives. There are f

发表于:2018-12-08 / 阅读(268) / 评论(0) 分类 VOA2004(上)--国际时事

WHO: Balanced Approach for New Bird Flu Virus Strain In 2011, scientists discovered they had created a highly contagious and deadly form of H5N1 commonly called avian or bird flu. When the discovery was announced, debate erupted over whether the rese

发表于:2018-12-08 / 阅读(178) / 评论(0) 分类 VOA标准英语2011年(十二月)

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

发表于:2018-12-17 / 阅读(133) / 评论(0) 分类 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

发表于:2018-12-24 / 阅读(170) / 评论(0) 分类 Scientific American(八)月

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

发表于:2019-01-02 / 阅读(159) / 评论(0) 分类 科技之光

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

发表于:2019-01-03 / 阅读(138) / 评论(0) 分类 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

发表于:2019-01-07 / 阅读(182) / 评论(0) 分类 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

发表于:2019-01-08 / 阅读(128) / 评论(0) 分类 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

发表于:2019-01-08 / 阅读(219) / 评论(0) 分类 2006年NPR美国国家公共电台

By Pat Harris Washington 12 April 2006 Watch Fat Virus report Obesity is a growing problem around the world. In the United States, for example, almost one-third of the adult population is overweight.

发表于:2019-01-09 / 阅读(169) / 评论(0) 分类 2006年VOA标准英语(四月)

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

发表于:2019-01-09 / 阅读(178) / 评论(0) 分类 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

发表于:2019-01-09 / 阅读(180) / 评论(0) 分类 英语新闻

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

发表于:2019-01-12 / 阅读(126) / 评论(0) 分类 2016年VOA慢速英语(二)月

By Ron Corben Bangkok 23 January 2007 Duck farmer looks to her duck receiving vaccination from Agricultural officials and volunteers in Penati, Bali, Indonesia, 23 Jan 2007 Fresh outbreaks of bird flu have triggered a renewed United Nations call for

发表于:2019-01-13 / 阅读(151) / 评论(0) 分类 2007年VOA标准英语(一月)

'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

发表于:2019-01-13 / 阅读(135) / 评论(0) 分类 VOA标准英语2011年(九月)

Global Concern Grows About Deadly Middle East Respiratory Syndrome The new Middle East Respiratory Syndrome strain was diagnosed in Saudi Arabia last year. It is a coronavirus, the same viral family that triggered the outbreak of SARS, Severe Acute R

发表于:2019-01-14 / 阅读(158) / 评论(0) 分类 VOA标准英语2013年(六月)

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

发表于:2019-01-30 / 阅读(274) / 评论(0) 分类 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

发表于:2019-02-12 / 阅读(176) / 评论(0) 分类 VOA标准英语2008年(一月)

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,that one variant of the virus is actually on the in

发表于:2019-02-14 / 阅读(139) / 评论(0) 分类 VOA双语新闻 2008年1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.

发表于:2019-02-17 / 阅读(166) / 评论(0) 分类 2019年VOA慢速英语(一)月
学英语单词
a leg to stand on
AACTG
Alayurt
automatic hydraulic transmission
barium crown
Bell Center
binodal point
boswellia serratas
bottom - up approach
chaos state
Chichibu
closed-circuit transition
condition of loading
counter-elites
cyclone gasifier
dielectric coated mirror
discharge manifold
divest
Dore, Mt.
electric insulated roof sheet
Ellery, Mt.
end-grain cutting
endocellular erepsin
enriched layer
entire plant covered by an epidermis
extraforaneous
fetch about
fibrous long spacing
film-metering device
fivefold(s) symmetry
focer
Foshan
gash fracture
gillam
Goatsbeard
graphic and schematic analysis
grass tree families
half mutant(de vries 1917)
hoppled
hper
in-yer-face
incised wound of nerve
Indian elephant
Ipnolan
Iqaluit
ispartofs
line type pulser
lispendens
looking at
majorizing
mechanization of construction
medical application
medical out
microfilaricides
microstorage
microwave instantaneous-frequency indication receiver
middle holocene transgression
military confrontation
million dollar man
mixingale process
Mycetia longifolia
neutron-induced fission
norman conquests
obligatees
one head automatic arc welding machine
pathopreventive
philoso
photoplan
planer gauge
pseudoperidia
public telegram network
reception desk
rectilinear generator
research professor
revolutionised
rfz
rsdg
saturdaymorning
scissiparous
screens passage
senoclidea decorus
shadow factory
ship position control system
shore boulders
sipid
slurry thinner
social function of technology
specific insurance
spin-stabilized satellite
stolen-car
sugaring off
supervisor interrupts
suppositious name
swee'pea
syntax error message
toadflaxes
tumo(u)r
unadvantageable
urinary ascites
UVPROM
v-chipper
volatilizations