1
a juvenile
可数名词，前面可加不定冠词。
He is a juvenile.
他是一个少年。
青少年；少年
先理解核心含义，再看它在真实句子里的用法。
青少年；少年
A young person, especially a child or adolescent not fully grown.
He is a juvenile.
他是一个少年。
青春期前的儿童。
A prepubescent child.
年轻人,未完全发育的人
a young person, not fully developed
未达到法定成年年龄的人；未成年人。
A person younger than the age of majority; a minor.
未达到完全刑事责任年龄的人,因此不负刑事责任或仅受较轻处罚。
A person younger than the age of full criminal responsibility, such that the person either cannot be held criminally liable or is subject to less severe forms of punishment.
The juvenile won a prize in the science fair.
那个少年在科学竞赛中获奖了。
Special programs are designed to help juveniles develop social skills.
专门的项目旨在帮助青少年发展社交技能。
This book is popular among juveniles.
这本书在青少年中很受欢迎。
可数名词，前面可加不定冠词。
He is a juvenile.
他是一个少年。
复数形式指多个少年或未成年人。
Juveniles are not allowed in this bar.
未成年人不得进入这家酒吧。
Not this
The police caught two juvenile.
Use this
The police caught two juveniles.
Juvenile是可数名词，复数形式为juveniles，在数词后应用复数。
Not this
Juvenile needs to go to school.
Use this
A juvenile needs to go to school.
Juvenile是可数名词，表示泛指时需用冠词（如a）或使用复数形式，不能单独使用单数无冠词形式。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
青少年犯罪
The rise in juvenile delinquency is a serious concern.
青少年犯罪的增加是一个严重的问题。
少年法庭
The case was referred to juvenile court.
该案件被移交给了少年法庭。
少年犯
Programs aim to rehabilitate juvenile offenders.
这些项目旨在改造少年犯。
少年拘留所
He was sent to a juvenile detention center.
他被送进了少年拘留中心。
青少年犯罪
Juvenile crime rates have dropped in recent years.
近年来青少年犯罪率有所下降。
青少年犯罪
The city is implementing programs to reduce juvenile delinquency.
该市正在实施减少青少年犯罪的项目。
少年法庭
The case was heard in juvenile court.
此案在少年法庭审理。
少年犯
He was tried as a juvenile offender.
他以少年犯身份受审。
Use juvenile naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
juvenile 中的 'juven' 可联想为 '年轻'，意为少年。
常见场景：法律、心理学、日常 juvenile 在法律和心理学语境中较常见，日常也使用，但多指青少年或少年犯。
可数名词，指少年
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.