| 例句 |
She came crawling out of a trap-door in the front of the stage.她从舞台前面地板上的活板门里爬了出来。She lifted the hatch and slid it away from the opening.她提起活板门然后推开。He gingerly tested the firmness of the trapdoor by putting one foot on it.他把一只脚放在活板门上，小心翼翼地检查它是否牢靠。The earth was scraped away to uncover a trap door.把土刮掉后露出了活板门。A trapdoor in the ceiling leads to the attic.天花板上一扇活板门可通屋顶室。 |