fire door 的英语意思
fire doorˈfire ˌdoor noun [countable] 
查看全部语言翻译 a heavy door in a building that is kept closed to help to prevent a fire from spreading建筑物内的厚重门，常保持关闭以防止火势蔓延
查看全部语言翻译 a heavy door in a building that is kept closed to help to prevent a fire from spreading建筑物内的厚重门，常保持关闭以防止火势蔓延