emergency和urgency的区别：含义不同、用法不同、强调重点不同。emergency中文含义为突发事件、紧急情况，表示人或事物的名称，侧重指含有危险的未预料到的情况；urgency含义为紧迫性、急事，侧重指急需某物的心情感受。
一、emergency的含义及用法
emergency作为名词，意为突发事件;紧急情况。侧重指含有危险的未预料到的情况。
例句：This door should only be used in an emergency .
这道门只能在紧急情况下使用。
I always have some extra cash with me for emergencies .
我总是随身多带点现金以备急需。
He deals with emergencies promptly...
他迅速处理突发事件。
The Prime Minister has called an emergency meeting of parliament...
首相已召集议会召开紧急会议。
The plane is carrying emergency supplies for refugees...
那架飞机正在为难民运送应急物资。
It would be safer to take more money with you in case of emergency.
多带点钱保险些，以防急用。
The government has been granted emergency powers.
政府已被授予应急权力。
The government decreed a state of emergency.
政府下令进入紧急状态。
二、urgency的含义及用法
urgency作为名词，意为紧迫性;紧迫;急迫;急事;紧要。侧重指急需某物的心情感受。
例句：There is an urgent need for food and water...
现在亟需食物和水。
His voice was low and urgent...
他的嗓音低沉而急切。
The government must deal with this as a matter of urgency.
政府必须将此事当作紧急的事情来处理。
They recognise the urgency of righting the economy
他们认识到了复苏经济的紧迫性。
This is a signal of the urgent urgency from Field Army Headquarters.
这是野战军首长拍来的十万火急的电报。
