更多trapdoor例句

1. But we reached Camp David in one piece, and there was no trapdoor for Cap.
2. The explorers soon discovered that the only entrance into the estufa was by a trapdoor and a ladder.
3. Jack, the bullets whistling thickly around him, managed to crawl unhurt to the trapdoor and again descend into the courtyard.
4. Then, taking him to the top of one of their great houses, they bade him step down through an open trapdoor into a dark chamber.
5. When this trapdoor is not closed, and food "goes down the wrong way," we choke, and the food is expelled by coughing.
6. When food is in the course of being swallowed, the upper part of this tube forms a trapdoor over the opening.