fire door の英語での意味
fire doorˈfire ˌdoor noun [countable] 
すべての翻訳を見る a heavy door in a building that is kept closed to help to prevent a fire from spreading建物内の重い扉で、火災の延焼を防ぐために常に閉じられている
すべての翻訳を見る a heavy door in a building that is kept closed to help to prevent a fire from spreading建物内の重い扉で、火災の延焼を防ぐために常に閉じられている