trap door meaning in English
底板孔口盖
地板舱口门
调节风门
活板门
活盖门
水平翻门
陷阱门, 天窗
Examples
- In one corner a ladder went up to an open trap door .
角落里有一道梯子，通往上面敞开的活板门。 - The bird is usually lowered through a trap door in the floor of the cabin after the takeoff .
飞行器通常都是在起飞以后通过座舱底部的一个活动门放下去的。 - Theatre technology , stage equipment - trap doors - general characteristics
剧院技术舞台装置.活板门.一般特征 - - two more cameras , pressure sensors - a iaser net over the trap door -
-两个监视器，压力感应器-一张激光感应网保护房顶活门 - Two more cameras , pressure sensors - - a iaser net over the trap door -
-两个监视器，压力感应器-一张激光感应网保护房顶活门