let in fresh air let prisone
... 放风 let in fresh air let prisone ... 阀 established house or power g ... 车辆放风阀 car discharge valve ...
fly a kite ; kite flying ; The yellow kite is hers ; fly kites
Hall Pass
car discharge valve ; car signal valve
放风是指监狱里定时让犯人到院子里散步或上厕所。出自清 黄六鸿 《福惠全书·刑名·监禁》