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fire alarm

英 [ˈfaɪər əlɑːm]

美 [ˈfaɪər əlɑːrm]

n.  火警钟; 火警报警器

化学

牛津词典

    noun

    • 火警钟;火警报警器
      a bell or other device that gives people warning of a fire in a building
      1. Who set off the fire alarm?
        谁拉响了火警报警器?

    柯林斯词典

    • 火警报警器;火警钟
      Afire alarmis a device that makes a noise, for example with a bell, to warn people when there is a fire.

      英英释义

      noun

      • an alarm that is tripped off by fire or smoke
          Synonym:smoke alarm
        1. a shout or bell to warn that fire has broken out

          双语例句

          • The paper presented fire alarm and fire fighting joint control system of an office building in detail.
            本文对某办公楼的火灾自动报警及消防联动系统进行了详细介绍。
          • Today, there was a fire alarm in my dorm.
            今天,我的宿舍发生了火警。
          • Then the fire alarm went off. I just grabbed my clothes and ran out.
            当时火险警报器响了,我一把抓起衣服就往外跑。
          • The fire alarm was accidentally set off. Close attention or vigilance to minimize risk.
            火警报警器不小心给弄响了。对最小风险的严密注意或警觉。
          • The smoke activated the fire alarm.
            烟雾触发了火警报警器。
          • This kind of fire alarm system is a collection signal examination, the transmission, processing and the control and a body control system.
            这种火灾报警系统是一个集信号检测、传输、处理和控制与一体的控制系统。
          • When did ship's master and chief officer receive the fire alarm?
            船长和大副是什么时候收到报警信号的?
          • The lecture was curtailed by the fire alarm going off.
            那次讲座被突然鸣响的火警中断了。
          • The composition of automatic fire alarm system and several basic concepts involved in the system design are expounded;
            摘要阐述火灾自动报警系统的构成,以及系统设计中涉及的几个基本理念;
          • Manual and electrical operation, can perform auto control together with auto fire alarm system.
            有手动和电动操作,与火灾自动报警系统联动,可实现自动控制。