backdraught
/ˈbækdrɑːft/( <美> backdraft)
noun
1
- a current of air or water that flows backwards down a chimney, pipe, etc（风或水的）倒灌, 反流。
2
- a phenomenon in which a fire that has consumed all available oxygen suddenly explodes when more oxygen is made available, typically because a door or window has been opened（火）突爆。
派生词