马传染性贫血病毒

Cases of the flu peak in winter in the U.S., but why? A new study suggests it's not the heat, but huminity. Or lack thereof. Because in temperate regions, the influenza virus fares best when the weather's dry. That's according to work published in th

发表于:2018-12-02 / 阅读(110) / 评论(0) 分类 Scientific American(十二)月

72 一种危害大麻哈鱼的病毒在缅因州东北部迅速传播 ENVIRONMENT REPORT- September 28, 2001: Virus Killing SalmonBy Cynthia Kirk (Start at 1'01

发表于:2018-12-09 / 阅读(52) / 评论(0) 分类 自然探索

Ebola outbreaks before the most recent one have been fairly contained: geographically limited, and just a couple hundred cases. The latest outbreak, though, which started in late 2013 and lasted more than two years, was entirely different. There were

发表于:2018-12-24 / 阅读(66) / 评论(0) 分类 2016年Scientific American(十一)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(102) / 评论(0) 分类 科技之光

SCIENCE REPORT - January 2, 2002: New Cold Drug By Nancy Steinbach This is the VOA Special English Science Report. American researchers say they have developed the first drug that can effectively trea

发表于:2019-01-07 / 阅读(106) / 评论(0) 分类 科技之光

DEVELOPMENT REPORT – February 4, 2002: WHO and Smallpox By Jill Moss This is the VOA Special English Development Report. The World Health Organization has delayed the destruction of the last remaini

发表于:2019-01-07 / 阅读(94) / 评论(0) 分类 农业与发展

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

发表于:2019-01-09 / 阅读(93) / 评论(0) 分类 2007年VOA标准英语(一月)

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(120) / 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(112) / 评论(0) 分类 英语新闻

DEVELOPMENT REPORT – April 1, 2002: Ebola in Africa By Jill Moss Ebola virus (Photo -cdc.gov) This is the VOA Special English Development Report. The World Health Organization reports fifty -four pe

发表于:2019-01-09 / 阅读(68) / 评论(0) 分类 农业与发展

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: Emergency hospital during 1918 influenza epidemic, Camp Funston, Kansas And I'm Faith Lapidus. This week, our subject is influenza, commonly called the flu. W

发表于:2019-01-11 / 阅读(121) / 评论(0) 分类 VOA慢速英语2008年(一)月

This is the VOA Special English Health Report. More than twenty countries have found cases of the new H1N1 influenza virus. In all around one thousand five hundred cases and thirty deaths have been confirmed. But most have been reported in Mexico an

发表于:2019-01-11 / 阅读(100) / 评论(0) 分类 VOA慢速英语2009年(五)月

AS IT IS 2014-04-11 Amnesty International Issues New Guide on Fair Trials 国际特赦组织在公平审判问题上发布新的指南 Hello, my friends, and welcome back. It is time to learn and improve your American English. Im Jim Tedder in Washin

发表于:2019-01-12 / 阅读(62) / 评论(0) 分类 2014年VOA慢速英语(四)月

AS IT IS 2014-07-11 Health Ministers Meet in Emergency Ebola Conference 卫生部长召开埃博拉紧急会议 Health ministers from West African countries met in Ghana last week for emergency talks about the Ebola virus. The World Health Organizati

发表于:2019-01-12 / 阅读(79) / 评论(0) 分类 2014年VOA慢速英语(七)月

AS IT IS 2014-09-09 Ebola Vaccine Successful in Monkeys, Humans Next 埃博拉病毒疫苗在猴试获得成功 Researchers have developed an experimental vaccine that protects monkeys against the Ebola virus. They are now testing this vaccine on hum

发表于:2019-01-12 / 阅读(54) / 评论(0) 分类 2014年VOA慢速英语(九)月

By Lisa Schlein Geneva 28 September 2006 Leading avian influenza scientists from around the world say more research is needed to understand the H5N1 bird flu virus to be able to effectively diagnose and treat the disease. That's the conclusion of sc

发表于:2019-01-12 / 阅读(119) / 评论(0) 分类 2006年VOA标准英语(九月)

By David McAlary Washington 23 May 2006 Chickens at US farm Scientists have developed an efficient, cheap way to vaccinate birds against avian influenza and possibly prevent the spread of the deadly H

发表于:2019-01-13 / 阅读(159) / 评论(0) 分类 2006年VOA标准英语(五月)

By Deborah Block Washington, D.C. 26 June 2006 watch Bird Flu report Researchers are working on developing vaccines for bird flu before it becomes a worldwide epidemic. The University of Massachusetts Medical School in the United States has teamed w

发表于:2019-01-13 / 阅读(150) / 评论(0) 分类 2006年VOA标准英语(六月)

By Zulima Palacio Washington, DC 03 February 2006 watch Lassa report When it comes to dangerous jobs, we usually think of things like racing cars, testing explosives or exploring space. Actually, one

发表于:2019-01-22 / 阅读(131) / 评论(0) 分类 2006年VOA标准英语(二月)

AGRICULTURE REPORT - Outbreaks of Disease Cut World Meat Exports By Mario Ritter Broadcast: Tuesday, March 09, 2004 This is Steve Ember with the VOA Special English Agriculture Report. A United Nation

发表于:2019-01-22 / 阅读(137) / 评论(0) 分类 农业与发展
学英语单词
accessibility
Angelica biserrata
antigospel
attenuation gage
basaltization
be segmented into
beet bug
bravingly
capital property rights
car chase
caressed
cargo wire
cast wheel
cloacal pore
co-spire
coach up
color plotter
complete failure
Cordilheiras, Sa.das
correct spelling
cut a one's loss
decision theory
DIA-4
differential thermometre
Dixie Mission
drainage space
E. A. S.
Edo-kawa
eight-members
electronic tube
epidural lipoma
epiguaipyridine
euphronios
fast-freezing slag layer
fine space
fire fighting drill
fogan
frequency transformation
global controllability
grape owlet moth
growback
heterochylia
hidden form
high effective distribution
huswifes
imp gal
inorganic colloid-gelled grease
intercorrelating
Jellinek's sign.
konstanze
Kǔyonch'ǒn
Lappula spinocarpos
Lefka Ori
lunar time periods
lyam-hound
malt residue
mangamese nodule
Massora, Massorah
melting away
miss-stays
morocoy
multifandom
Muwahhid
mythologizable
naga (burma)
non-homogeneous linear differential equation
noncruciferous
nosode
organization man
Oxford shoes
parasitoid complex
permingeatite
physicalisms
Pyrobolospora
rape trauma syndrome
re-editions
rear axle dual drive
record management
remote-site
reradiation error
returned content
salivary cell
salmonellacidal
schizosaccharomycess
seal oil head tank and transfer barrier
shaker
sieve shovel
southward
straight-arrow
T-slot cutter
thermonuclear fire
time delay switch
traumatic neurasthenia
U. S. Code
ultrasimplifying
user-configurable
Vanquil
webhead
whole-brain
wilborne
Wyndmere
young-choes