security
gb/sɪkjˈʊɹɪti/ us/sɪkjˈʊɹɪti/
A2
英语
~ 700
义项
0 个义项
名词
A2
state
1
Protection from harm or danger
A state where you are safe and not in danger.
用法模式：
[someone]'s security
常见错误：
Learners sometimes confuse 'security' with 'safety'. 'Security' often involves protection against intentional harm, like crime, whereas 'safety' can refer to being free from all kinds of danger, including accidents.
近义词
safety (Often focuses more on freedom from accidents or unintentional harm, while 'security' can include protection from deliberate threats.)
反义词
danger (Represents the presence of harm or threat, the opposite of being secure.)
搭配
national security
|personal security
|security measures
|security guard
|security system
主题
safety
|daily life
|law
|daily_life
例句
- The airport has tight security to protect passengers.
- She values the security of living in a safe neighborhood.
- Security was increased after the recent incident.
- Good lighting can improve the security of your home.
- They hired extra staff to provide security during the event.
学习者例句
- The police help to give us security.
- I feel security in my home.
- The bank has good security.
- There is a security guard at the door.
名词
A2
entity
2
Protective personnel or systems
People or things that keep a place or person safe.
用法模式：
[place] has [security]
常见错误：
Learners may confuse this with the general state of safety; here it refers specifically to people or systems providing protection.
近义词
guards (Refers specifically to people who protect a place, not systems or measures.)
反义词
intruders (People who enter a place without permission, often causing a security problem.)
搭配
airport security
|security guard
|security team
主题
safety
|law
|work
|daily_life
例句
- Security stopped us at the gate.
- The concert had heavy security to manage the crowd.
- Call building security if you see anything suspicious.
- Security will check your bags before you enter.
- They improved their security with new cameras.
学习者例句
- Security is at the front door.
- The school has security to protect students.
- Security checks everyone before they go in.
名词
formal
B1
entity
3
Measures for protection
Actions or things used to keep people or things safe.
用法模式：
[place] has [security measures]
近义词
protection measures (A broader term that can include non-security-related safety steps.)
反义词
vulnerability (A weakness that could be exploited by threats.)
搭配
security measures
|security checks
|security procedures
主题
business
|technology
|law
|daily_life
例句
- The company updated its security measures after the breach.
- Security procedures are strict in this building.
- Effective security can prevent data theft.
- They invested in better security for their network.
- Security checks are required before entry.
学习者例句
- The office has new security measures.
- Security checks are important at the airport.
- We need good security for our computers.
名词
technical
B1
state
4
Financial stability and safety
When you have enough money to feel safe about your future.
用法模式：
financial security
近义词
stability (A broad term that can refer to many kinds of steadiness, not just financial.)
反义词
poverty (Lack of money and resources, opposite of financial stability.)
搭配
financial security
|economic security
主题
business
|finance
|daily_life
例句
- He worked hard to achieve financial security for his family.
- Pensions provide some security in old age.
- Her savings give her a sense of security.
- Many people worry about their economic security during a recession.
学习者例句
- My parents want financial security for me.
- He saved money for his future security.
- We want economic security in our country.
名词
technical
B2
entity
5
Tradable financial asset
A thing like a stock or bond that you can buy and sell for investment.
近义词
investment instrument (General term for any item used for investing, not only securities.)
反义词
liability (Something owed rather than owned as an asset.)
搭配
trade securities
|government securities
主题
business
|finance
例句
- She invested heavily in government securities.
- The firm trades in various securities on the stock exchange.
- Securities must be registered before they are sold to the public.
学习者例句
- I bought some securities from the bank.
- They sell government securities.
- He trades securities every day.
语法
词典原形
security
IPA
GB/sɪkjˈʊɹɪti/
US/sɪkjˈʊɹɪti/
音节与重音
se - cur - ity （3 个音节）
Stress on 2nd syllable (cur)
词形变化
Noun
- Base: security
- Plural: securities, security
词族
相关表达
tighten security
1/tˈaɪtən sɪkjˈʊɹɪti/
fixed phrase
Increase protective measures
To make rules and actions stronger to keep people or things safe.
例句
- The school decided to tighten security after the incident.
- Airports have tightened security since last year.
security blanket
1/sɪkjˈʊɹɪti blˈæŋkɪt/
idiom
informal
Comfort item for reassurance
Something that makes you feel safe and comfortable, often a blanket for a child.
例句
- Her old teddy bear is her security blanket when she's nervous.
- For him, coffee in the morning is like a security blanket.
security blanket
2/sɪkjˈʊɹɪti blˈæŋkɪt/
idiom
object or habit giving comfort
Something, often a special object or habit, that makes a person feel safe and calm, especially a child.
例句
- The little boy refuses to sleep without his security blanket.
- For many people, their phone has become a kind of security blanket.
- He treats his job as a security blanket and is afraid to try something new.
security breach
1/sɪkjˈʊɹɪti bɹˈit͡ʃ/
fixed phrase
Unauthorized access to secure data/system
When someone gets into a computer system or place without permission.
例句
- The company reported a major security breach affecting customer information.
- A security breach led to stolen passwords.
security breach
2/sɪkjˈʊɹɪti bɹˈit͡ʃ/
fixed phrase
technical
Failure of protection allowing access
When someone gets into a place, system, or information without permission because protection failed.
例句
- The company reported a major security breach affecting customer data.
- Security breaches can cost businesses millions of dollars.