fire door:防火门。指为防止火势与烟雾在建筑内蔓延而设置的门,通常具备一定的耐火极限,并配有自动关闭装置或闭门器等。(也常见作定语:fire-door / fire door。)
/ˈfaɪə dɔːr/(英式)
/ˈfaɪr dɔːr/(美式)
The fire door must be kept closed at all times.
防火门必须始终保持关闭。
During the inspection, the engineer noted that the fire door’s self-closing mechanism had failed, which could allow smoke to spread.
检查期间,工程师指出防火门的自动闭门装置失效,这可能会导致烟雾扩散。
fire door 为复合名词,由 fire(火、火灾) + door(门) 组成,字面义即“用于防火的门”。该词与现代建筑消防规范的发展密切相关,常用于建筑、工程、物业管理与安全告示语境中。