unperceived
用法要点
句型搭配
unperceived 常用于被动语态或作为表语，强调事物未被感知的状态，如 remain unperceived 或 go unperceived。
介词用法
unperceived 常与 by 连用，表示未被某人或某物察觉，例如 unperceived by the public。
语域说明
unperceived 多用于正式或书面语境，如学术、商务或文学作品中，日常口语中较少使用，更常用 unnoticed 或 unseen。
基础例句
The small crack in the wall went unperceived until it caused a leak.
墙上的小裂缝一直未被察觉，直到它导致了漏水。
Her subtle hint remained unperceived by her friend during the conversation.
在谈话中，她微妙的暗示被朋友完全忽略了。
The thief entered the house unperceived by the sleeping family.
小偷趁这家人睡觉时，悄无声息地溜进了房子。
高级例句
In the study, the researchers found that many environmental impacts remain unperceived by policymakers.
在这项研究中，研究人员发现许多环境影响未被政策制定者察觉。
The subtle shift in market trends went unperceived by most investors, leading to significant losses.
市场趋势的微妙变化未被大多数投资者察觉，导致了重大损失。
Unperceived biases in data analysis can compromise the validity of scientific conclusions.
数据分析中未被察觉的偏见可能会损害科学结论的有效性。
高频搭配
verb
adjective
noun
adverb
preposition
phrase
常见错误
unperceived 是形容词，表示状态，不能直接接动词不定式。应使用 go unperceived 或 remain unperceived 等固定搭配。
unperceived 不是动词，不能用作谓语。应使用被动结构，如 go unperceived by someone，表示未被某人察觉。
近义词辨析
unnoticed
unnoticed 更通用，强调未被注意或忽视，常用于日常语境；unperceived 更正式，强调未被感官或意识察觉，常用于抽象或深层感知。
The error went unnoticed in the report. (日常错误) vs. The underlying cause remained unperceived. (深层原因)
unseen
unseen 主要指视觉上未被看见，如 invisible；unperceived 范围更广，包括所有感官和认知上的未被察觉，如听觉、触觉或意识层面。
The ghost was unseen by humans. (视觉) vs. The sound was unperceived in the noise. (听觉)