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...fire alarms and smoke detectors.火警报警器和烟雾检测器Alarms went off and the sprinkler system turned on.顿警铃大响,漏水系统也启动了.We have fully functional smoke alarms on all staircases.我们在各层楼梯都安装有完全可用的烟雾警报器。Hundreds of lives could be sav...
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Hundreds of lives could be saved if the installation of alarms was more widespread.如果报警器得到更广泛的安装，成百上千的生命就可能被挽救。We have fully functional smoke alarms on all staircases.我们在各层楼梯都安装有完全可用的烟雾警报器。Alarms went off and the sprinkl...
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n.警钟( alarm的名词复数 )v.警告( alarm的第三人称单数 )，使惊慌，使惊恐，给（门等）安装警报器...