automatic alarm receiver

例句：

1. 1. The automatic alarm receiver was triggered by the sudden drop in temperature.
   自动报警接收器被突然的温度下降触发了。
2. 2. The security system is equipped with an automatic alarm receiver.
   这个安全系统配备了一个自动报警接收器。
3. 3. The automatic alarm receiver is designed to detect and alert emergency services when there is a fire or other hazard.
   自动报警接收器设计用来检测并警告紧急服务部门在发生火灾或其他危险时采取行动。