closedopenn.关开
closedadj.关闭的;封闭的;停业的动词close的过去式和过去分词.
closed binder course紧密结合层
closed the door uponv.堵死 ... 的门路(拒 ... 于门外)
closed-feed system闭式给水系统,闭式馈给系统
closed wound suction闭合式创口吸引
Closed at one end.一端不通的。
closed-coil reflux封闭盘管回流
closed - open loop开闭环控制
closed cipher system封闭的密码体制