trapdoor
noun[C]
uk/ˈtræp.dɔːr/us/ˈtræp.dɔːr/asmalldoorin aceilingorfloor:
(天花板或地板上的)活板门,地板门There's a trapdoorintotheattic.有扇活板门通向阁楼。
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Parts of buildings: doors & parts of doors
- architrave
- back door
- bell push
- bi-fold
- cat flap
- doorstop
- doorway
- draught excluder
- entryway
- fire door
- knob
- knocker
- letterbox
- lintel
- purging
- revolving door
- screen door
- shoji
- up-and-over
- weatherboarding