detention
n. 拘留，关押；（作为惩罚的）课后留校
复数 detentions
例句
The detention of the fugitive was lawful.
对逃亡者的拘留是合法的。
《柯林斯英汉双解大词典》
He has clearly not been chastened by his thirteen days in detention.
他显然没有因十三天的拘留而悔过。
He said that he was not tortured or maltreated during his detention.
他说在拘留期间没有遭到拷问和虐待。
