1
be suspicious of/about sth
后接名词或动名词，表示对某事存疑。
I'm suspicious of his motives.
我怀疑他的动机。
可疑的；令人起疑的；不对劲的
先理解核心含义，再看它在真实句子里的用法。
可疑的；令人起疑的；不对劲的
causing people to think that something is wrong or that someone has done something bad; not as expected
I'm suspicious of his motives.
我怀疑他的动机。
多用于事物
可疑的；引起怀疑的
Arousing suspicion.
公开不信任且不愿信任
openly distrustful and unwilling to confide
多疑的；不信任的
Distrustful or tending to suspect.
不符合预期的
not as expected
A suspicious package was left near the entrance, so the guard called the manager.
一个可疑的包裹被留在入口附近，所以保安打电话叫来了经理。
AI contextual example
She noticed a suspicious stain on the tablecloth and decided not to use it.
她注意到桌布上有一块可疑的污渍，于是决定不用它。
AI contextual example
The man's hurried exit from the shop looked suspicious to the cashier.
那名男子匆忙离开商店的样子在收银员看来很可疑。
AI contextual example
suspicious behavior
可疑的行为。
WordNet
后接名词或动名词，表示对某事存疑。
I'm suspicious of his motives.
我怀疑他的动机。
后接从句，表示怀疑某种情况。
She was suspicious that he was lying.
她怀疑他在说谎。
系表结构，描述外观或感觉可疑。
His behavior looked suspicious.
他的行为看起来很可疑。
Not this
I am suspicious about his behavior.
Use this
I am suspicious of his behavior.
介词误用：suspicious 后应接 of，而非 about。
Not this
He suspicious me of stealing.
Use this
He is suspicious of me stealing.
词性混淆：suspicious 是形容词，不能直接跟宾语；需用 be suspicious of 结构或动词 suspect。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
可疑行为
The police are investigating suspicious behavior near the bank.
警方正在调查银行附近的可疑行为。
可疑活动
Any suspicious activity should be reported to the authorities.
任何可疑活动都应向当局报告。
可疑情况
The fire broke out under suspicious circumstances.
火灾是在可疑情况下发生的。
怀疑的眼神
She gave him a suspicious look when he arrived late.
他迟到时，她投以怀疑的眼神。
可疑人物
A suspicious person was seen loitering outside the building.
有人看到一个可疑人物在大楼外徘徊。
对…怀疑
She was suspicious of his motives.
她怀疑他的动机。
在可疑的情况下
The fire started under suspicious circumstances.
火灾是在可疑的情况下发生的。
可疑人物
A suspicious character was lurking near the bank.
一个可疑人物在银行附近徘徊。
我们不能继续在一起，带着猜疑的心。
In Elvis Presley's song 'Suspicious Minds', the line 'We can't go on together with suspicious minds' is the climactic expression of distrust.
在埃尔维斯·普雷斯利的歌曲《Suspicious Minds》中，这句歌词是表达不信任的高潮。
Use suspicious naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
sus(怀疑) + picious(看) → 怀疑地看着，可疑的。
混合语体：表示‘可疑的’（事物不可信）时中性，常见于正式报告或日常描述；表示‘多疑的’（人不信任）时稍偏口语。典型语境包括调查、商业往来和个人行为。
常与 of, about 或 that 从句连用；可作定语或表语。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.