juvenile hall       
noun [ C or U ] US uk/ˌdʒuː.vən.aɪl ˈhɔːl/ us/ˌdʒuː.və.nəl ˈhɑːl/
 少管中心
a type of prison for people who are not old enough to be considered as adults
  He served a short stint in juvenile hall in connection with a robbery. 他因抢劫在少管中心短期服刑。 
 The agreement requires that juvenile halls be adequately staffed with mental health specialists. 该协议要求所有少管中心都配备足够的心理健康专家。 
 Synonyms: juvie
 - More examples
 - He wound up doing time in juvenile hall.
 - He was caught burgling homes and sent to juvenile hall.
 - The justice center includes a new courthouse, sheriff's administration building, and a juvenile hall.