emergency switch

例句：

1. 1.The emergency switch is located in the kitchen.
   紧急开关位于厨房。
2. 2. The emergency switch can be used to turn off the lights when needed.
   紧急开关可以在需要时用来关闭灯光。
3. 3.The emergency switch is designed to prevent accidents during emergencies.
   紧急开关设计用于在紧急情况下防止事故。