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a/an (adjective) murderer
a convicted murderer
一个被定罪的杀人犯
杀人犯；凶手
先理解核心含义，再看它在真实句子里的用法。
杀人犯；凶手
a person who commits murder
a convicted murderer
一个被定罪的杀人犯
A person who commits murder.
实施杀人罪的罪犯(进行非法预谋杀害他人)
a criminal who commits homicide (who performs the unlawful premeditated killing of another human being)
The detective spent months tracking down the murderer.
侦探花了几个月追踪那个杀人犯。
The murderer was finally brought to justice after a long trial.
经过漫长的审判，杀人犯终于被绳之以法。
Everyone in the town was terrified of the unknown murderer.
镇上每个人都害怕那个身份不明的杀人犯。
a convicted murderer
一个被定罪的杀人犯
a murderer of innocent people
一个杀害无辜者的杀人犯
The murderer was sentenced to life.
杀人犯被判处无期徒刑。
Not this
He murderer the man.
Use this
He murdered the man.
将名词'murderer'误用作动词，英语中动词应为'murder'。
Not this
There are two murderer in the prison.
Use this
There are two murderers in the prison.
可数名词'murderer'的复数形式应加-s，而不可用单数形式表示复数概念。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
已被定罪的杀人犯
The convicted murderer was sentenced to life in prison.
这个已被定罪的杀人犯被判处终身监禁。
冷血杀人犯
The cold-blooded murderer showed no remorse during the trial.
这个冷血杀人犯在审判过程中毫无悔意。
涉嫌杀人犯
The police arrested the alleged murderer after a long chase.
警方经过长时间追捕后逮捕了涉嫌杀人犯。
连环杀人犯
The serial murderer had killed five people before being caught.
这个连环杀人犯在被抓获前已经杀害了五人。
杀人犯的动机
The detective tried to understand the murderer's motive.
侦探试图理解杀人犯的动机。
搜捕杀人犯
The entire city joined the hunt for the murderer.
整个城市都加入了搜捕杀人犯的行动。
Use murderer naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
murderer = murder (谋杀) + er (人), 即杀人犯。
通常用于正式语境，如法律文书或新闻报道，但在日常口语中也使用。
These words share the -erer spelling ending, but stress patterns vary: 'murderer' stresses the first syllable, while 'discoverer' stresses the second. All have a similar final /ərər/ sound.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.