emergency call

基本解释

I let go of her lifeless hand and used the emergency call button to summon the nurse.
我放开她已经没有生气的手，伸手按响紧急状况铃声把护士叫过来。
Freeways have emergency call boxes at regular distances from where you can report an emergency or a breakdown. All freeways have right-most lane demarcated as the break-down lane.
在高速公路上，每隔一段距离都会有应急电话，当出现紧急情况或机械故障时，可及时报告，所有的高速公路都将最靠右的车道划为停车道，车可以停靠在那里，但不要在那条车道上行使。
I can not think of one reason outside of a medical emergency why anyone would need to be available during day to day life. If it’s not an emergency call me back.
除了医疗紧急情况以外，我很难编出一条理由为什么人们每天都需要随时到位，随叫随到？

This was the emergency call from the house where he was living.
And in such situations where the very survival of the community may be at stake we might call these emergency situations the conscientious statesmen must be able to respond appropriately.
而在这种情势下,社群的存活可能面临考验,我们可以称这些为紧急情势,谨慎的，政治家,必需能适时地回应。
耶鲁公开课 - 政治哲学导论课程节选
Authorities also released the recording of the emergency phone call of an unidentified caller asking for medical help.

It'll let you make an emergency call (like most GSM phones) but that's all.
ENGADGET: We've got iPhones, what do you want to know?

紧急呼救
When an accident happens,the in-vehicle module judges and detects the situation,if the accident is definite,emergency call will be triggered,accident information will be transmitted to call center.
车辆发生事故时,车载模块自动对事故状况进行判断,如果确定事故发生,则触发紧急呼救,并向呼救中心发送事故信息。
紧急电话