单词 | fire alarm |
释义 | fire alarm火警【化】 火警警报器 fire alarm fire alarm n.Abbr. f.a.(名词)缩写 f.a.1. A device, such as a siren, used in announcing the outbreak of a fire.火警报警器:一种用于通知火灾爆发的装备,例如报警器2. The signal, especially the noise, produced by such a device.火:由此类装备产生的信号,尤指嘈杂声 |
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