placing private property in the custody of an officer of the law
同义词：impounding, internment, poundage
impoundment详细解释
im.pound.ment n.（名词）The act of impounding or the state of being impounded.收集，被收集：收集的行为或是正在被收集的状态A body of water, such as a reservoir, made by impounding.集水区：一块集水域，例如水库，用以集水
