antivirus
Relating to software or protocols designed to detect, prevent, and remove malicious software from a computer system. It describes defensive measures taken to protect digital environments from infections like viruses, worms, and Trojans.
例句
3 / 5I need to renew my antivirus subscription before it expires next week.
I must pay for my computer protection service again before the current period ends.
The organization implemented a robust antivirus policy to safeguard sensitive client data.
The company established strong security rules to protect private customer information.
Don't open that email attachment without running your antivirus first.
Check that file with your security software before you open it.
词族
记忆技巧
Think of 'Anti' (against) + 'Virus' (digital sickness). It is the digital vaccine and medicine for your computer hardware.
快速测验
The system was compromised because the ____ definitions had not been updated for several months.
正确！
正确答案是： antivirus
例句
I need to renew my antivirus subscription before it expires next week.
everydayI must pay for my computer protection service again before the current period ends.
The organization implemented a robust antivirus policy to safeguard sensitive client data.
formalThe company established strong security rules to protect private customer information.
Don't open that email attachment without running your antivirus first.
informalCheck that file with your security software before you open it.
Heuristic-based antivirus systems offer superior protection against zero-day exploits compared to signature-based models.
academicLogic-based security tools protect better against new threats than tools that only look for known patterns.
The IT department reported that the antivirus software successfully neutralized the incoming threat.
businessThe technical team said the security program stopped the digital attack.
词族
常见搭配
常用短语
run an antivirus scan
to initiate a search for malware on a device
update antivirus signatures
to download the latest threat detection data
antivirus shield
the real-time protection component of a security program
容易混淆的词
A firewall filters network traffic to block unauthorized access, while antivirus software scans and removes malicious files already on the system.
使用说明
While 'antivirus' is technically an adjective, it is very commonly used as a noun in casual conversation to refer to the software itself. At the C1 level, distinguish between signature-based and heuristic-based antivirus methods.
常见错误
Learners often treat 'antivirus' as a countable noun without an article; it is better to say 'an antivirus program' or 'antivirus software'.
记忆技巧
Think of 'Anti' (against) + 'Virus' (digital sickness). It is the digital vaccine and medicine for your computer hardware.
词源
Derived from the Greek 'anti-' (against) and the Latin 'virus' (poison), adapted into computing in the late 1980s as computer viruses became a known threat.
语法模式
文化背景
In modern digital culture, having an 'antivirus' is considered a basic necessity of 'digital hygiene' for both individuals and corporations.
快速测验
The system was compromised because the ____ definitions had not been updated for several months.
正确！
正确答案是： antivirus
相关词汇
相关词
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C2Acting in accordance with morality and high standards of behavior. It describes a person or an action guided by a strict set of values and integrity rather than by personal gain or convenience.
analytical
C1Relating to or using analysis or logical reasoning to understand something by breaking it down into its constituent parts. It describes a systematic approach to problem-solving and the ability to evaluate information critically.
approach
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authorize
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consistent
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constitutional
C2Relating to the fundamental principles or established laws that govern a state or organization. It can also refer to an individual's physical health or inherent temperament.
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contract
C1A formal and legally binding agreement between two or more parties that establishes mutual obligations. In academic and legal contexts, it refers to the specific terms, conditions, and enforcement mechanisms that govern a transaction or relationship.
contractor
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