classified
gb/klˈæsɪfˌaɪd/ us/klˈæsɪfˌaɪd/
B2
英语
义项
0 个义项
adjective
B2
property
1
officially secret
Classified information or documents are secret and can only be seen by people with official permission.
用法模式：
classified [information/document/file/material]
常见错误：
Do not use this sense to mean simply important; it means officially secret or restricted.
近义词
secret (broader and less official)
|
confidential (private or restricted, often in business or professional contexts)
|
restricted (emphasizes limited access)
反义词
public (available for everyone to know or see)
|
unclassified (not officially secret)
|
declassified (formerly secret but now officially released)
搭配
classified information
|classified documents
|classified files
|classified material
|classified report
|classified intelligence
|highly classified
|remain classified
|classified data
|access to classified information
主题
security
|government
|law
|politics
例句
- The email included classified information about the military operation.
- Only staff with security clearance can view classified files.
- Several classified documents were found in the archive.
学习者例句
- This report is classified.
- Do not share classified files.
动词
B2
action
2
put into a category
If something was classified, it was put into a particular group or type.
用法模式：
[someone] classified [something] as [category]; [something] was classified by/according to [criterion]
常见错误：
Use as before the category: classified as dangerous, not classified like dangerous. Use by or according to for the method or criterion.
近义词
categorized (the most direct everyday equivalent)
|
sorted (emphasizes arranging things into groups)
|
labeled (emphasizes giving something a descriptive category or name)
搭配
classified as
|classified according to
|classified by type
|classified into groups
|classified under
|classified as endangered
|classified as high risk
|newly classified species
|classified the case as
|classified by size
主题
education
|science
|administration
|data
例句
- The agency classified the storm as a major disaster.
- Responses were classified according to age group.
- That plant was once classified under a different name.
学习者例句
- The animal is classified as a mammal.
- We classified the photos by date.
adjective
formal
C1
property
3
organized by category
A classified list or directory is organized into categories.
用法模式：
classified [list/catalogue/directory/section]
常见错误：
In this sense, classified is about categories, not secrecy; context such as ads, directory, or catalogue usually makes the meaning clear.
近义词
categorized (more common in everyday modern English)
|
organized (more general; does not always mean grouped by type)
|
sorted (emphasizes arrangement, often by a practical rule)
反义词
uncategorized (not placed into categories)
|
unsorted (not arranged in order or groups)
|
random (arranged without a clear system)
搭配
classified catalogue
|classified directory
|classified list
|classified index
|classified section
|classified advertisements
|classified listings
|classified tables
主题
organization
|reference
|publishing
|advertising
例句
- The website offers a classified directory of local services.
- The archive has a classified catalogue organized by topic.
- Readers can browse the classified section for jobs and apartments.
学习者例句
- The list is classified by subject.
语法
词典原形
classified
IPA
GB/klˈæsɪfˌaɪd/
US/klˈæsɪfˌaɪd/
音节与重音
clas - si - fied （3 个音节）
Stress on 1st syllable (clas)
词形变化
Adjective
- Base: classified
相关表达
classified ad
1/klˈæsɪfˌaɪd ˈæd/
fixed phrase
small ad in listings
A short ad in a list of ads (jobs, homes, things for sale).
例句
- He found the apartment through a classified ad.
- She posted a classified ad to sell her bike.
classified ad
1/klˈæsɪfˌaɪd ˈæd/
fixed phrase
small categorized advertisement
A small ad listed in a category, for example for a job, apartment, or used car.
例句
- She found her first apartment through a classified ad.
- The company placed a classified ad for a part-time assistant.
- He answered a classified ad for a used motorcycle.
classified documents
1/klˈæsɪfˌaɪd dˈɑkjəmənts/
fixed phrase
officially secret documents
Secret official papers or files.
例句
- Investigators searched the office for classified documents.
- The archive contained several classified documents from the 1980s.
- She did not have permission to remove classified documents from the building.
classified information
1/klˈæsɪfˌaɪd ˌɪnfɔɹmˈeɪʃən/
fixed phrase
officially secret information
Secret official information that only certain people are allowed to know.
例句
- The officer was accused of leaking classified information.
- The briefing included classified information about national security.
- Employees must follow strict rules when handling classified information.
the classifieds
1/ðə klˈæsɪfˌaɪdz/
fixed phrase
classified-ad listings section
A section of ads for jobs, homes, cars, services, and similar things.
例句
- I found the job in the classifieds.
- Before online marketplaces, many people sold used furniture through the classifieds.
- She checks the classifieds every weekend for cheap bikes.