detention

US /dɪˈten.ʃən/
UK /dɪˈten.ʃən/
"detention" picture
1.

拘留, 留置

the act of holding someone in official custody, especially before trial or conviction

:
The suspect was held in police detention for questioning.
容疑者は尋問のため警察に拘留された。
Immigration officials ordered his detention at the border.
入国管理官は国境での彼の拘留を命じた。
2.

居残り, 放課後居残り

the punishment of being kept in school for a period after classes have ended, as a penalty for bad behavior

:
He received detention for talking during the exam.
彼は試験中に話したため居残りになった。
Many students dreaded getting detention on a Friday afternoon.
多くの生徒は金曜日の午後に居残りになることを恐れていた。