Word · CEFR B2 · Frequency #8419
unreliable
不可靠的；不能信赖的
核心释义
not able to be relied on or trusted
- 1.
不可靠的。
Not reliable.
- 2.
易出错或误导的
liable to be erroneous or misleading
- 3.
不可信赖的
not worthy of reliance or trust
- 4.
危险不稳定且不可预测的
dangerously unstable and unpredictable
易出错的；可能误导的；极不稳定且难以预料的；不可靠的。；易出错或误导的；不可信赖的
用法In use
This old car is unreliable; it often breaks down on the highway.
用法提示：unreliable 为形容词，作表语，表示事物不稳定、不可信赖。
The weather forecast proved unreliable, so we cancelled the picnic.
用法提示：unreliable 为形容词，作表语，说明信息容易出错、不可信。
He is an unreliable friend who never keeps his promises.
用法提示：unreliable 为形容词，作定语修饰 friend，表示人不值得信赖。
in the early 1950s computers were large and expensive and unreliable
an unreliable trestle
unreliable + noun
相关词与表达Connections
搭配Collocations
- unreliable witness
- 不可靠的证人
- The defense attorney discredited the unreliable witness.辩方律师使这个不可靠的证人失去了可信度。
- unreliable source
- 不可靠的来源
- I wouldn't trust that website; it's an unreliable source.我不会相信那个网站；它是个不可靠的来源。
- unreliable information
- 不可靠的信息
- Relying on unreliable information led to a bad decision.依赖不可靠的信息导致了错误的决定。
- unreliable evidence
- 不可靠的证据
- The court dismissed the case due to unreliable evidence.由于证据不可靠，法院驳回了此案。
- unreliable narrator
学习提示Learner notes
记忆技巧Memory Tip
想象一部手机总断线——un（不） + reliable（可靠）= unreliable（不可靠）。
语境与语域Context & Register
语域：neutral 常见场景：机器、信息源、人 该词为中性语域，多用于描述设备、数据或人的不可靠性，在各类文体中均常见。
语法说明Grammar Note
常后接介词in表示在某方面不可靠
发音与拼写Pronunciation & Spelling
Truly rhyme with 'unreliable' (stress on second syllable): 'reliable', 'deniable', 'undeniable'. The following words end with similar spelling but stress the first syllable, so they are not perfect rhymes: 'liable', 'pliable', 'viable'.
用法优先级Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
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Dictionary facts from AI_FALLBACK, DICTIONARY_API_DEV, ECDICT, WIKTIONARY.