in detention
常与be动词连用，表示处于拘留状态。
The suspect was held in detention for two days.
嫌疑人被拘留了两天。
拘留；关押；扣押
放学后留校（处罚）；无占有意图的实际控制；拘留或被拘留的状态；阻碍；被限制的状态(通常为短期)；暂时的监禁或拘留状态
The act of detaining someone or the state of being detained, especially confinement in custody.
拘留或被拘留的状态；阻碍
The act of detaining or the state of being detained; hindrance.
被限制的状态(通常为短期)
a state of being confined (usually for a short time)
暂时的监禁或拘留状态
A temporary state of custody or confinement.
学生放学后留校的处罚
a punishment in which a student must stay at school after others have gone home
没有意图的单纯身体控制
The bare physical control without the mental element of intention required for possession.
The police kept the man in detention overnight.
警察把那名男子拘留了一夜。
用法提示：detention 作名词，表示被拘留的状态，与 in 搭配。
AI contextual example
She was released from detention after two hours of questioning.
经过两小时的讯问后，她从拘留中获释。
用法提示：detention 作名词，指被拘留的状态，作介词 from 的宾语。
AI contextual example
His lawyer demanded to see the evidence for his client's detention.
他的律师要求查看其委托人被拘留的证据。
用法提示：detention 作名词，表示拘留这一行为或状态，作介词 for 的宾语。
AI contextual example
常与be动词连用，表示处于拘留状态。
The suspect was held in detention for two days.
嫌疑人被拘留了两天。
正式用法，表示对某人的拘留。
The detention of the protester sparked controversy.
对抗议者的拘留引发了争议。
主动语态，表示将某人置于拘留中。
The police placed the teenager in detention.
警方将该少年拘留。
泛指被限制在有限空间，不一定涉及法律程序或官方机构
常指警方或法律机构的临时拘押，强调合法控制
正式用语，通常指长期或法院判决的监禁，比detention更正式且时间更长
高度正式的法律术语，尤指在监狱中的长期关押
强调被强制控制、失去自由，常用于战争或绑架场景
grammar · medium
易错句子He paid detention to the teacher.
正确表达He paid attention to the teacher.
因发音相似，学生常混淆detention与attention。detention意为‘拘留’，而attention意为‘注意’。此处需要意为‘注意’的名词，故用attention。
grammar · medium
易错句子He was put under detention for his behavior.
正确表达He was put in detention for his behavior.
表示‘被拘留’时，常用介词in搭配detention，表示处于拘留状态。用under不符合英语惯用法。
detain是动词，而detention是名词，不能混用词性。
retention强调保留或滞留，而detention指强制性的拘留。
少年拘留
The teenager was sent to juvenile detention for his involvement in the robbery.
这名少年因参与抢劫被送进了少年拘留所。
拘留中心
Immigrants are held at a detention center while their cases are processed.
移民在案件处理期间被关押在拘留中心。
审前拘留
The accused was placed in pre-trial detention because of the severity of the charges.
由于指控的严重性，被告被审前拘留。
拘留令
A detention order was issued by the court to keep the suspect in custody.
法院发布了拘留令，将嫌疑人羁押。
软禁
The political dissident was placed under house detention for several years.
这名政治异见人士被软禁了数年。
拘留听证会
A detention hearing is scheduled for next Tuesday to determine if the suspect remains in custody.
拘留听证会定于下周二举行，以决定是否继续羁押嫌疑人。
de- (away) + tent (hold) + -ion (noun suffix)
de- (away) + tain (hold) [variant of tent]
re- (back) + tent (hold) + -ion (noun suffix)
亲爱的弗农先生，我们接受这样一个事实：我们不得不牺牲整整一个周六的课后留校来为我们所做的一切错误行为负责。
From the 1985 film The Breakfast Club. The letter is read aloud at the end of the movie, summarizing the characters' shared experience in detention.
出自1985年电影《早餐俱乐部》。这封信在电影结尾被大声朗读，总结了角色们在课后留校期间共同的经历。
课后留校！你们两个！
Said by Professor McGonagall in Harry Potter and the Philosopher's Stone (2001 film), when she catches Harry and Hermione out of bed after curfew.
出自《哈利·波特与魔法石》（2001年电影），麦格教授在宵禁后抓到哈利和赫敏私自外出时说的话。
Dictionary facts from ECDICT, WIKTIONARY.