emergency use急用； 紧急用途emergencyn.突发事件；紧急状态adj.应急的；紧急的；备用的emergency power off紧急切断电源emergency shut down紧急停堆,紧急停机emergency feed line事故电源线emergency technique抢险技术emergency operation应急运转,紧急运用emergency staircase疏散楼梯,安全梯emergency stockpile应急库存物品emergency endoscopy急诊内镜检查Emergency residents急诊住院医师emergency brake rod紧急闸杆