Word · Frequency #27179
unclassified
非机密的；未列入密级的
not subject to a security classification
用于档案或信息未设定保密等级。
- 1.
Not classified
未分类的。
未分类的；不分类的；未分类的。；无类别的；不保密的；[经] 不分类的
In use
The unclassified magazines are in a box under the table.
These files remain unclassified until we agree on a simple system.
Let's leave the old photos unclassified for now and sort them later.
be unclassified
be unclassified 表示“未列入保密级别”，即非机密。
The report is unclassified and can be shared publicly.
这份报告是非保密的，可以公开分享。
unclassified [noun]
unclassified 放在名词前时多表示“未分类的、未归类的”。
She keeps her notes in an unclassified folder.
她把笔记放在一个未分类的文件夹里。
Common mistakes
The secret files were unclassified in 2020.The secret files were declassified in 2020.
unclassified 表示“不保密的、未列入密级的”，指从开始就不属于机密或目前不保密；如果表示曾属机密、后来被正式解除密级，应用 declassified（解密）。
They unclassified the books in the library.They left the books unclassified in the library.
unclassified 是形容词而非动词，不能直接作谓语。要表达“使…不分类/保持未分类”时，常用 leave + 宾语 + unclassified 这一结构。
Connections
Collocations
- unclassified information
- 非机密信息
- The report contains only unclassified information.这份报告只包含非机密信息。
- unclassified document
- 非机密文件
- He released an unclassified document to the public.他向公众发布了一份非机密文件。
- unclassified version
- 非机密版本
- The committee reviewed an unclassified version of the report.委员会审阅了这份报告的非机密版本。
- unclassified species
- 未分类物种
- The expedition discovered an unclassified species of beetle.考察队发现了一种未分类的甲虫。
- unclassified items
- 未分类物品
- The museum stored the unclassified items in a separate room.博物馆将未分类的物品存放在另一个房间。
Learner notes
Memory Tip
联想：un- 像“不”，classified 是“分类/保密”，东西没归入类别、也没标密级，就似散在桌上的文件。
Context & Register
语域：mixed 常见场景：security classification、general categorization 该词在安全保密领域通常指“非机密的”（如 unclassified documents），在日常分类场景中多指“未分类的”或“不分类的”（如 unclassified files）。具体含义需根据语境判断。
Pronunciation & Spelling
Rhymes with unclassified: classified, declassified, reclassified (same final /æsɪfaɪd/ sound). Lookalikes that sound different: modified, identified, justified — their spelling ends in -ified but the stressed vowel differs.
Dictionary facts from ECDICT, WIKTIONARY.