ICE (number)

剑桥词典

abbreviation for in case of emergency : the phone number of a friend or family member that should be told if you suddenly become ill or are involved in an accident
紧急呼叫电话（缩写）（指在突然生病或发生事故时能联络到家人或朋友的电话号码，in case of emergency的缩写） 返回 ICE (number)