agent
gb/ˈeɪd͡ʒənt/ us/ˈeɪd͡ʒənt/
B1
英语
~ 1300
义项
0 个义项
名词
B1
entity
1
Person representing another
A person who works for someone else to help them in business, law, or other areas.
用法模式：
[someone]'s agent
常见错误：
Learners sometimes confuse 'agent' with 'agency'. An 'agent' is a person; an 'agency' is a company or organization.
近义词
representative (More general term for someone acting for others, not limited to professional roles.)
反义词
principal (The person who is represented by an agent.)
搭配
travel agent
|real estate agent
|sports agent
|literary agent
|secret agent
主题
business
|law
|entertainment
例句
- Her literary agent negotiated a better contract for her.
- The sports agent arranged several sponsorship deals for the player.
- You should contact my real estate agent about viewing the house.
- His travel agent booked the entire trip for him.
- The actor met with his agent to discuss future roles.
学习者例句
- My agent found me a new job.
- The agent helped me buy a house.
- She called her travel agent to change the flight.
- His sports agent got him a big deal.
- I met my agent at the office.
名词
B1
entity
2
Person gathering secret information
A person who works secretly to get information for a government or group.
近义词
spy (Informal and common term for someone gathering secret information, often in fiction.)
反义词
civilian (An ordinary person not involved in espionage or law enforcement.)
搭配
undercover agent
|secret agent
|FBI agent
|double agent
主题
security
|government
|politics
|law
例句
- The undercover agent infiltrated the criminal gang.
- A secret agent was sent abroad to gather intelligence.
- The FBI agent questioned the suspect for hours.
- They discovered he was actually a double agent working for both sides.
学习者例句
- The secret agent wore dark glasses.
- An FBI agent came to our school.
- The undercover agent took many photos.
- He was a double agent in the war.
名词
technical
B2
entity
3
Substance causing an effect
A substance that causes something to happen or change, often in science or medicine.
近义词
substance (General term; does not always imply causing change.)
反义词
inert material (A substance that does not cause any change or reaction.)
搭配
cleaning agent
|bleaching agent
|thickening agent
|cooling agent
主题
science
|medicine
|health
例句
- Bleach is a powerful cleaning agent.
- The doctor injected a contrast agent before the scan.
- Enzymes act as natural agents in digestion.
- This chemical is used as a thickening agent in sauces.
学习者例句
- Soap is a cleaning agent.
- Sugar can be a thickening agent in food.
- The medicine has an active agent that kills bacteria.
名词
B2
entity
4
Active cause of change or result
A person or thing that makes something happen or change.
近义词
catalyst (Often used metaphorically for someone who causes change quickly.)
反义词
bystander (A person who does not take action or influence events.)
搭配
agent of change
|free agent of history
主题
philosophy
|general
|core_vocabulary
例句
- Education can be an agent of social change.
- She saw herself as an agent of reform within the company.
- Technology has been an important agent in shaping modern life.
学习者例句
- Teachers can be agents of change.
- Water is an agent in plant growth.
- He was an important agent in the project.
语法
词典原形
agent
IPA
GB/ˈeɪd͡ʒənt/
US/ˈeɪd͡ʒənt/
音节与重音
agent （1 个音节）
Stress on 1st syllable (agent)
词形变化
Noun
- Base: agent
- Plural: agents
词族
Forms
agents
noun
Core family
agency
noun B1
相关表达
double agent
1/dˈʌbəl ˈeɪd͡ʒənt/
fixed phrase
Spy serving two sides simultaneously
A spy who works for two different groups at the same time and gives each group information about the other.
例句
- They discovered he was actually a double agent feeding secrets to the enemy.
- The novel tells the story of a double agent during the Cold War.
free agent
1/fɹˈi ˈeɪd͡ʒənt/
fixed phrase
Independent person without obligations to others
Someone who is free to do what they want because they are not tied by rules, contracts, or commitments.
例句
- After leaving the company, she felt like a free agent ready to start her own business.
- He's a free agent in the sports market this season.
secret agent
1/sˈikɹɪt ˈeɪd͡ʒənt/
fixed phrase
Spy working for government or group
A person who works secretly to get information for a government or group.
例句
- In the movie, he plays a secret agent sent to stop the villains.
- She dreamed of becoming a secret agent when she was young.
travel agent
1/tɹˈævəl ˈeɪd͡ʒənt/
fixed phrase
Person arranging travel plans for clients
A person whose job is to plan and book trips for people.
例句
- The travel agent found us a great deal on flights.
- I called my travel agent to book a hotel in Rome.