emergencyn.突发事件；紧急状态adj.应急的；紧急的；备用的emergency risk意外风险emergency cash急需的现金emergency door紧急出口门,[采矿]太平门emergency lock安全闸,备用闸,事故闸emergency line事故备用线路emergency lift事故电梯emergency call紧急呼叫emergency fire应急火灾，应急消防emergency unit备用机件,应急装置emergency exitn.紧急出口；太平门