closed upv.接通(停止；关闭；闭合)closedadj.关闭的；封闭的；停业的动词close的过去式和过去分词.closed loop zero[化] 闭环零点closed her doorsv.拒而不纳(关门停业)closed half line闭半直线closed core type闭磁路式closed the ranksv.使队伍靠拢(停止争吵)Closed rectangle闭矩形closed easy axisadj.易轴闭合的closed submodule闭子模closed rangeland草场封育closed curve arc闭曲线弧