病毒壳体

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(171) / 评论(0) 分类 Scientific American(八)月

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 cap [ kAp ] Clouds capped the woods. v

发表于:2018-12-30 / 阅读(323) / 评论(0) 分类 每日攻克5词

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(220) / 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(181) / 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(128) / 评论(0) 分类 2016年VOA慢速英语(二)月

Scientists in Australia are developing a thinking cap that could unlock our hidden genius, by switching on and off certain sections of the brain. Researchers at the University of Sydney think their experiments show that we all have hidden creative t

发表于:2019-01-13 / 阅读(202) / 评论(0) 分类 VOA标准英语2008年(十月)

'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)

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(277) / 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(178) / 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(168) / 评论(0) 分类 2019年VOA慢速英语(一)月
学英语单词
acquisition of fixed assets
active business of bank
actual resources
additive law of probability
Aebi kiln
arch length
Artibonite, R.del'
Axum
bad-loan
barium myriatate
be that as it may
bilatenal headache
bill on presentation
blodynamic
butalanine
calling area
chiara
cloquitocet-mexyl
combustion oil in-situ
consistence limits
cricoarytenoids
crystal fundamental
cyclosorus interruptus
cystic emphysema
daired
dataway
davos platz
decision generator
dialytrode
displacement shock response spectrum
distourble
dragline-type shovel
ecological impact
emerged
equal intercept restriction
finishing and decatizing machine
fixed-combination drug
genus coraciass
gerberding
GM_apostrophe
guanine deoxyribonucleoside
hookworm
international prize court
inthralling
journal collar
kakabekia umbellata
kuhs
La Frontera
Leptosol
line interface unit
long root of ciliary ganglion
mechanoelectronic transducer
mid - term examination
Mikrolit
mixed gas
MUX-AEC (multiplex-automatic error correction)
natural antibacterial immunity
natural mode of vibration
Newcastle disease conjunctivitis virus
niggerheads
non infectious
ohme
oil immersion
operating device
origination date/time
outgoing code
paraffinoma
pareira (brava)
parent aspiration
pleomorph
point hypersphere
post liming
prenexes
pringsheimia smilacis
probable correction
pump into
rebreathers
revalves
Roachtown
roughdraw
run distance races
Sal.
SDR (special drawing rights)
snowfield limits
softbottom
solid borne vibration
special preferential treatment
sphygmocardiogram
system verification
Tacahua
taxation treatment
tendon of Zinn
territorial principle
tractor factory
Tunworth
unformatted display
upper bound algorithm
uricovac
usain
vane-wheel type water meter
wayside trees
Yurkovka