emergency

英[i'mə:dʒənsi]美[i'mə:dʒənsi]

n.[C]
1.紧急情况；不测事件；非常时刻
2.紧急需要
3.急症（病人）
4.【美】急诊室
5.【澳】替补队员（尤指赛马中的预备马）
a.
紧急情况下使用（或出现）的，紧急的；应紧急需要的；应急的

复　数：emergencies

同：	[n.] emergency brake, exigency, hand brake, pinch

emergency，crisis

这两个名词都有“危急”之意
emergency多指突然发生的出乎意料的紧急情况或事故。
crisis含义广泛，可指国家存亡、历史、经刘或人的生命、疾病等面临危急关头。也可指好的或恶化的转折点。

To make an emergency exit from an aircraft by deployment of an ejection seat or capsule.
弹射出利用弹射座椅或弹射座舱从飞行器紧急出口弹射出来。收藏
Old buses were pressed into service as emergency housing for the refugees.
用旧公共汽车应急来安置难民。收藏
A first aid kit should be brought along for emergency purpose.
应带备急救箱,以作救急之用。收藏
An emergency is any actual or potential release of a hazardous material that cannot be stopped by closing the product’s cylinder or container valve.
紧急情况就是不能通过关闭产品钢瓶或容器阀门来阻止的危险材料的任何正在发生的或潜在的泄漏。收藏
The emergency services stand (ie are) ready to help if necessary
紧急救难处随时可以支援收藏

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a sudden unforeseen crisis (usually involving danger) that requires immediate action
- he never knew what to do in an emergency
[同] emergency, exigency, pinch
a state in which martial law applies
- the governor declared a state of emergency

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