TRAP DOOR [建] 活板门 ; 暗入口 ; 陷门 ; 天窗
trap-door fault 活门状断层
trap-door spider 活板门蛛 ; 土蜘蛛 ; 陷井蛛 ; 地下蛛
TRAP-DOOR 舞台暗坑门 ; 陷门 ; 天窗
The Trap Door 区位置的陷阱门
trap-door structure 封闭门构造
extensible trap door 可延长的翻板
trap-door flap 合页状皮瓣
Airplane Trap Door 飞机陷阱
Nancy knew she'd be a sitting duck when she raised the trap door.
南希知道，当她抬起陷阱门时，她就会成为被攻击的目标。
The four of them put their shoulders to the trap-door and heaved it back.
他们四个把肩膀顶在活板门上，把它举了起来。
"The firing starts when sensitive trigger hairs located on the (trap) door are touched," he said.
“当陷阱阀门上的感应毛被碰时，就触发了诱捕行为”，他说：“由于内部受压，门已经处于内向状态。”
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