virus
A submicroscopic infectious agent that replicates only inside the living cells of an organism, often causing disease. In technology, it refers to a piece of malicious code that replicates itself to damage or disrupt a computer system.
例句
3 / 5I think I've caught a virus because I have a fever and a sore throat.
I think I've caught a virus because I have a fever and a sore throat.
The researchers are working to sequence the genetic material of the virus to develop a targeted treatment.
The researchers are working to sequence the genetic material of the virus to develop a targeted treatment.
My PC is so slow; I'm worried I picked up a virus from that website.
My PC is so slow; I'm worried I picked up a virus from that website.
词族
记忆技巧
Think of the 'V' in Virus as standing for 'Vicious'—it is a tiny, vicious invader that takes over a host.
快速测验
The IT department installed new software to protect the network from a potential ________.
正确！
正确答案是： virus
例句
I think I've caught a virus because I have a fever and a sore throat.
everydayI think I've caught a virus because I have a fever and a sore throat.
The researchers are working to sequence the genetic material of the virus to develop a targeted treatment.
formalThe researchers are working to sequence the genetic material of the virus to develop a targeted treatment.
My PC is so slow; I'm worried I picked up a virus from that website.
informalMy PC is so slow; I'm worried I picked up a virus from that website.
The study examines how the virus bypasses the host's immune response during the initial stages of infection.
academicThe study examines how the virus bypasses the host's immune response during the initial stages of infection.
Our internal servers were compromised by a sophisticated virus, leading to a temporary suspension of services.
businessOur internal servers were compromised by a sophisticated virus, leading to a temporary suspension of services.
词族
常见搭配
常用短语
go viral
to spread rapidly over the internet
viral load
the amount of a specific virus in a person's blood
stomach virus
a common viral infection of the digestive tract
容易混淆的词
Bacteria are complex, single-celled organisms that can survive on their own, while viruses are much smaller and need a living host to multiply.
Malware is a broad term for any malicious software; a virus is a specific type of malware that replicates by attaching itself to other files.
使用说明
The word can be used in both biological and technological contexts. When used biologically, it often implies a contagious disease.
常见错误
Learners often forget that the plural of 'virus' is 'viruses', not 'viri' or 'vira'.
记忆技巧
Think of the 'V' in Virus as standing for 'Vicious'—it is a tiny, vicious invader that takes over a host.
词源
From the Latin word 'virus', meaning poison or slimy liquid.
语法模式
文化背景
The global experience of the COVID-19 pandemic has made this term central to public discourse, policy, and daily conversation worldwide.
快速测验
The IT department installed new software to protect the network from a potential ________.
正确！
正确答案是： virus
相关词汇
A large-scale outbreak of an infectious disease that spreads...
pandemicA pandemic is an outbreak of an infectious disease that spre...
contagiousDescribes a disease that is spread from one person or organi...
antivirusRelating to software or protocols designed to detect, preven...
immunityThe state of being resistant to a specific disease or infect...
bacteriaBacteria are very small living things that exist almost ever...
相关词
to
A1Used to indicate the place, person, or thing that someone or something moves toward. It can also mark the recipient of an action or the limit of a range.
and
A1A primary conjunction used to connect words, phrases, or clauses that are grammatically equal. It indicates addition, a sequence of events, or a relationship between two things.
a
A1A word used before a singular noun that is not specific or is being mentioned for the first time. It is used only before words that begin with a consonant sound to indicate one of something.
that
A1This word is a demonstrative pronoun used to indicate a specific person, object, or idea that is further away in space or time from the speaker. It is also used to refer back to something that has already been mentioned or to introduce a clause that identifies something.
I
A1The pronoun 'I' is used by a speaker or writer to refer to themselves as the subject of a verb. It is the first-person singular subject pronoun in English and is always capitalized regardless of its position in a sentence.
for
A1Used to show who is intended to have or use something, or to explain the purpose or reason for an action. It is also frequently used to indicate a specific duration of time.
not
A1A function word used to express negation or denial. It is primarily used to make a sentence or phrase negative, often following an auxiliary verb or the verb 'to be'.
with
A1A preposition used to indicate that people or things are together, in the same place, or performing an action together. It can also describe the instrument used to perform an action or a characteristic that someone or something has.
he
A1A pronoun used to refer to a male person or animal that has already been mentioned or is easily identified. It functions as the subject of a sentence.
you
A1Used to refer to the person or people that the speaker is addressing. It is the second-person pronoun used for both singular and plural subjects and objects.
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