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词汇 virus
释义 virus
noun[ C ]
uk /ˈvaɪə.rəs/ us /ˈvaɪ.rəs/

virusnoun[C] (DISEASE)


B2
an extremely small piece of organic material that causes disease in humans, animals, and plants: 病毒
the chickenpox/flu/herpes/mumps virus水痘/流行性感冒/疱疹/流行性腮腺炎病毒
Evidence suggested that the AIDS virus was spreading very quickly among the heterosexual community.有证据表明艾滋病病毒正在异性恋群体中迅速传播。
B2
a disease caused by a virus: 病毒病,病毒性疾病;病毒感染
I don't know exactly what's wrong with her - I think she has some kind of virus.我不知道她到底得了什么病——我觉得可能是某种病毒感染。
Several employees were off work with a vomiting virus.几名员工因感染致呕吐病毒而没能来上班。
A local doctor was the first to raise the alarm about this latest virus.当地一名医生最先就这种最新病毒向人们发出警告。
The virus is contracted through exchange of bodily fluids.
All the tomato plants are infected with a virus.所有的西红柿植株都染上了一种病毒。
The doctors have attributed the cause of the illness to an unknown virus.
It's possible to pass on the virus to others through physical contact.这种病毒可能会通过身体的接触传染给其他人。
SMART Vocabulary: related words and phrases

Bacteria, moulds, germs & viruses
abacterial
acquired immune deficiency syndrome
acquired immunodeficiency syndrome
adenovirus
aerobe
bacteriology
flora
fly agaric
germicidal
germophobe
gnotobiotic
listeria
microbe
microorganism
probiotic
prokaryotic
reindeer moss
respiratory syncytial virus
retroviral
root rot

You can also find related words, phrases, and synonyms in the topics:


Disease & illness - general words

virusnoun[C] (COMPUTER PROBLEM)


B1
a computer program or part of a computer program that can make copies of itself and is intended to prevent the computer from working normally计算机病毒
Examples

A computer virus may lurk unseen in a computer's memory, calling up and infecting each of the machine's data files in turn.计算机病毒可潜伏在计算机存储器中,依次调出并感染计算机中的每一个数据文档。
The virus deletes files and corrupts essential core microchips leaving computers unusable.这种病毒删除文件,损坏关键的核心微芯片,造成电脑瘫痪。
All their customer information was wiped off the computer by a virus.病毒将他们全部的客户信息都从计算机上删掉了。
If you think there may be a virus, don't open the attachment.
I got a virus alert when I downloaded my email.
SMART Vocabulary: related words and phrases

Computer programming & software
abandonware
ad blocker
ad blocking
adware
analytics
clipboard
escape character
escape sequence
F2P
facial recognition
facial recognition software
infected
malware
programmer
setup wizard
sideload
sideloading
sim
social game
word processor

virus | American Dictionary


virus
noun[ C ]
us/ˈvɑɪ·rəs/

virusnoun[C] (SMALL ORGANISM)


biology
a very small organism that causes disease in humans, animals, and plants
A virus is also a disease caused by a virus:
She’s had a virus for several days.

virusnoun[C] (COMPUTER PROBLEM)


a hidden set of instructions in a computer program that is intended to introduce faults into a computer system or cause it to perform actions that were not planned

virus | Business English


virus
noun[ C ]
 ITuk /ˈvaɪərəs/us(alsocomputer virus)
a harmful computer program intended to prevent computers from working normally:
All their customer information was wiped off the computer by a virus.
I got a virus alert when I downloaded my email.
Virus attacks are the largest source of financial loss, followed by unauthorized access.
Compare
bug
Trojan horse
See also
anti-virus

Examples of virus


virus
Their cells are far more complex than those of viruses, but they are still relatively simple.
A second question concerns whether both viruses can simultaneously infect a single neuron.
Similarly, our current knowledge is limited regarding the extent to which wild plant populations are affected by herbicides, insects, or viruses.
However, prolonged treatments may result in the inactivation of viruses.
Also, the presence of bacteriophages in drinking water and subsequently in natural biofilms may not predict the presence of pathogenic viruses.
In this case, the core sample goes through a transit centre where viruses are detected and where sanitation eventually takes place, whenever necessary.
Blood cultures and tests for viruses (including cytomegalovirus), mycoplasma and pneumocystis proved negative.
Another type of vector is based on oncolytic viruses.
The properties of these rotavirus antibodies, particularly whether they are able to neutralise the viruses, remain uncertain.
Viral-based vector gene therapy takes advantage of the natural ability of viruses to infect cells and have their genes expressed by the host cells.
Thus, we can and should use these viruses as genetic tools to dissect the complex cellular events that regulate cell migration and morphology.
At the time of writing this article, techniques for detecting viruses in environmental samples are still in an early stage of development.
The viruses are transmitted by the faecal-oral route from person to person, and also by contaminated food and water.
As obligate parasites viruses are dependent on their hosts but their origins seem to deviate from that of cellular life.
The molecular methods used in this study showed that surveillance of these respiratory viruses can be conducted and may help in the management of patients.
See all examples of virus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

Collocations withvirus


virus

These are words often used in combination with virus.

Click on a collocation to see more examples of it.


deadly virus
A single visual template can eventually destroy a culture just as effectively as a deadlyvirus.
dengue virus
On multivariate analysis, the only independent factor associated with a higher prevalence of dengue virus serotypes was nationality.
flu virus
The argument that a mutational change would make the avian fluvirus a much greater threat is seriously flawed.
From Europarl Parallel Corpus - English
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
See all collocations with virus
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