[网络] 烟草花叶病毒;烟草花叶病毒组

From VOA Learning English, this is the Health Lifestyle report. In 2016, three viruses made news, and they present difficult problems for health officials in the New Year. One virus threatens babies in many parts of the world. Another has reappeared

发表于:2018-12-07 / 阅读(163) / 评论(0) 分类 2017年VOA慢速英语(一)月

High-Tech Images Show How Viruses Infect Cells At the University of Texas Medical School at Houston, Jun Liu uses a powerful electron microscope to examine E. coli bacteria and the tiny T-7 virus that infects them. Liu says until now, scientists coul

发表于:2018-12-16 / 阅读(152) / 评论(0) 分类 VOA标准英语2013年(一月)

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Weve all gotten e-mails warning us about nasty computer viruses. Maybe you even have antivirus software installed on your machine. Well, now scientists s

发表于:2018-12-24 / 阅读(180) / 评论(0) 分类 Scientific American(一)月

This is Scientific American's 60-Second Science. I am Steve Mirsky, got a minute? With swine flu, the big infectious disease story, you don't hear much about bird flu these days. And you may not have to look past your own nose for the reason because

发表于:2018-12-24 / 阅读(178) / 评论(0) 分类 Scientific American(五)月

This is not a word for word transcript. William: Hello and welcome to 6 minute English. I hope you're ready for another five minutes and fifty-five seconds of wonderful English language conversation about an interesting topic from BBC News. I'm Willi

发表于:2019-01-07 / 阅读(256) / 评论(0) 分类 六分钟英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. For years, scientists and physicians have been up in arms about the rise in antibiotic resistance. Seems that many bacteria, devious buggers that they ar

发表于:2019-01-08 / 阅读(209) / 评论(0) 分类 Scientific American(一)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(289) / 评论(0) 分类 2006年NPR美国国家公共电台

From NPR News in Washington, I'm Jack Speer. Today Judge Sonia Sotomayor described her judicial philosophy as fidelity to the law. Her opening statement capped the first day of her confirmation hearing to the Supreme Court. NPR's Ari Shapiro reports

发表于:2019-01-08 / 阅读(258) / 评论(0) 分类 2009年NPR美国国家公共电台7月

AS IT IS 2015-08-06 Olympic Committee to Test Rio's Water for Viruses Rio de Janeiro, Brazil is busy preparing for the 2016 Olympics. On Sunday, the International Olympic Committee said it will begin testing the waters where swimmers and other athlet

发表于:2019-01-12 / 阅读(187) / 评论(0) 分类 2015年VOA慢速英语(八)月

Discovery Could Lead to New Drugs to Block Deadly Viruses Viruses are strange things. Though there is some scientific question about whether viruses are alive or not, they do have a basic genetic structure that allows them to be biologically active.

发表于:2019-01-14 / 阅读(197) / 评论(0) 分类 VOA标准英语2013年(三月)

DAVID GREENE, HOST: On the island of Borneo in Malaysia, there is a cave that tourists from all over the world love to come to visit. It is called Gomantong. But this cave, it turns out, has a secret. It could have all the elements needed to start a

发表于:2019-01-16 / 阅读(208) / 评论(0) 分类 2017年NPR美国国家公共电台2月

STEVE INSKEEP, HOST: The Pentagon is funding some new research on insects and plant viruses. It says the goal is to protect agricultural crops. Some critics say it looks more like an attempt to make biological weapons. Here's NPR's Dan Charles. DAN C

发表于:2019-01-17 / 阅读(235) / 评论(0) 分类 2018年NPR美国国家公共电台11月

病毒存在了多少年,我们人体内有多少基因?这些科学问题来让我们揭晓。 William: Hello and welcome to 6 minute English. I hope you're ready for another five minutes and fifty-five seconds of wonderful English language conv

发表于:2019-01-23 / 阅读(266) / 评论(0) 分类 一起听英语

By Pat Harris Washington, DC 09 May 2006 watch Virus report Marburg Ebola Virus The Marburg and Ebola viruses have caused fatal outbreaks in Africa for the past four years. A recent study shows a vacc

发表于:2019-01-30 / 阅读(284) / 评论(0) 分类 2006年VOA标准英语(五月)

About a month ago Sharon Gilbert was hit with a runny nose, sore throat and a cough. The whole snotty works. 大约在一个月前,莎伦吉尔伯特(Sharon Gilbert)出现了流涕、咽喉疼痛、咳嗽等一系列令人烦恼的症状。 A few w

发表于:2019-02-01 / 阅读(178) / 评论(0) 分类 阅读空间

Science and technology 科学技术 Marine biology 海洋生物 Flea market 跳蚤市场 A newly discovered virus may be the most abundant organism on the planet 一种新发现的病毒可能是地球上最丰富的物种。 WHAT is the commonest li

发表于:2019-02-04 / 阅读(218) / 评论(0) 分类 经济学人科技系列

This is Computer Viruses and Threats explained by Common Craft 本期介绍电脑病毒及预防。 You've probably been sick before. It's not fun.In many cases, like the flu, you're sick because of a virustiny germs ready to multiply and spread from

发表于:2019-02-05 / 阅读(234) / 评论(0) 分类 英语万花筒

一次咳嗽会产生2万个病毒 The next time you cough or sneeze, there is good reason to cover your mouth. As many as 20,000 viruses are expelled in an average cough, which may be sufficient to infect many people - particularly those who are not

发表于:2019-02-05 / 阅读(219) / 评论(0) 分类 实用英语

音乐咖啡厅:Seal - Les Mots 相关介绍:Seal 全名Seal Henry Samuel,于1963年2月19日出生在英国伦敦,他是一名混血儿,父母分别是自尼日利亚人和巴西人。自上世纪90年代以来,Seal一直都是英国最受欢

发表于:2019-02-05 / 阅读(326) / 评论(0) 分类 音乐咖啡厅

今天给大家带来的歌曲I remember来自mocca。 Mocca是印尼独立流行乐团的翘楚,乐队已经成立7年,由一女三男共四位成员组成,分别吉他riko,贝斯toma,鼓手indra以及核心人物,也是乐团唯一的女士,她是主唱兼笛子演奏,名叫Arina Ephipania Simangunsong。 Mocca是一支

发表于:2019-02-06 / 阅读(312) / 评论(0) 分类 音乐咖啡厅
学英语单词
addition entry point
age to thermal
american standard code information
Amerikkkans
animal dextrin
AP (American Patent)
approximate reasoning
Araiu
available to plant
bifurcatio trache?
books of jeremiah
cape-gege (3ft.6in)
capillary forces
cargo transfer
censor
census office
cervimunida princeps
chemical trasformation
Clematis multiflora
confederate states of americas
congenital esophageal hiatal hernia
contortionistic
countermemos
Cromones
degree of dependence on inport
endixaprine
endothelial cell
epiphragmal
exit from
fabricating news
field-emitter
flanged test
flask-shaped
genus adalias
Graham Seamount
hematogenous tuberculosis
high gastric ulcer
highly finished index
homosapogenins
idrocastorite (hydrocastorite)
insert card
insulte
inter-campuss
Japan Insurance Studying Community
kabavita
ketides
knife-fold
Light-demanding
live - in lover
low pass filter (lpf)
low-velocity star
macrocolumn
mentioning
mouthful
Music Publisher
non-monetary economy
orthoceratites
papilloma of pharynx
paracalanidae pavo
parallel generator
partisan troop
pathological conditioned reflex
physoclistous gas bladder
pitch element
polytopy
PSECT
purge the cache
report heading
reserve fuel tank
reset attachment
Roy Lichtenstein
Saharan Seamounts
second-order effect
side seam
sight-sing
signal(l)ing security
smelliness
sodium cathode
Solcoseryl
sorption property
speed tractive effort curve
steering rod
stemberg
stitch finish
switchgroup
synovitides
tackle-block
tartir
taylor-mades
teleintervention
television band character indicator
thalassian
threshold of audibility
tuned-anode tuned-grid oscillator
undeterminable losses
units
volost
want of
wire working
with mathematical precision
without respect of
you'd better believe it