n. 病毒;病霉(virus的复数)
n (virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein
n a harmful or corrupting agency
n a software program capable of reproducing itself and usually capable of causing great harm to files or other programs on the same computer

viruses的用法和样例:

例句

用作名词(n.)
  1. Some viruses incubate very rapidly.有些病毒繁殖得很迅速。
  2. The transfer of pig viruses to humans is unlikely.此疗法导致感染猪病毒的机率极小。

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

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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

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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

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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

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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

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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

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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.

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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

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发表于:2019-01-17 / 阅读(122) / 评论(0) 分类 2018年NPR美国国家公共电台11月

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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

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学英语单词
a mere pose
abt-letterer-siwe syndrome
aljs
ammunition ship
Barbados Basin
beat someone to his knees
belled-out cylindrical pile
biolights
black summer oil
Castagnaro
Chebyshev norm
chemotactic cytokine
chromoproteins
circular working section
class actions
Colmenar de Oreja
compound automatic air switch
corbyal
crystal press
Davisson coordinate
demonstrate
density wave theory
derivative action
dominant heredity
Dylewo
east-west plane
eich
electrolytic theory of dissociation
facimile crystallization
fagopyrixm
finish out
finish rate
fluid-bed dry scrubber
foresightful
fusters
go a-begging
gross value added
harbour tug
higden
high altitude communication satellite
high-duty iron
high-temperature and pressure electrochemistry
highmoritis
instrumental roles
kenyaite
lama ritual dances (tibet)
Lavoisierian
levelling control lever
loveabler
main profile
Massemen
mercury cells
musculus mastoidohumeralis
Mycococcus
NAD
nicotine bitartrate
nordstrom-robinson code
oilless bearing metal
oithona similis
on-court
onez
only yesterday
optical material
organo metallic chemistry
photoinduced carrier
plumbian
pneumotachygraph
protective design
Quarenta
racketiest
railroad crossbuck sign
reactor protection system buses
ream grab
reduction cure
rhagadia ani
secondary safety
semi-organic chemistry
shadowed
sit.
soap-mark
sous-rature
systemic lupus erythematosuss
the crack of doom
the International Monetary Fund
the Lincoln Center for the Performing Arts
Thymine-2-desoxyriboside
timber export trade
Totes Geb.
transmission frame
Trifarcatoceras
trimethylglycocoll
Tubex
unspatial
wakashu
wehave
well found
white alder
with remuneration linked output
without scruple
wtb
xeq
zanco (mexico)