emergency
英 [iˈmɜːdʒənsi] 美 [iˈmɜːrdʒənsi]
n.
突发事件;紧急情况
复数： emergencies
记忆技巧：e 出 + merg 沉，没 + ency 表行为 →〔突然〕出现 → 突发事件
例句
The average response time to emergency calls was 9 minutes.
紧急求助电话的平均回应时间是9分钟。
It is important to keep calm in an emergency.
情况紧急的时候，保持镇静是重要的。
Doctors performed an emergency operation for appendicitis last night.
医生昨天夜里做了紧急阑尾炎手术。
