trapdoor fault

例句：

1. 1. The trapdoor was jammed and we couldn't get in.
   陷阱门被卡住了，我们进不去。
2. 2.The engineers were called to fix the trapdoor fault.
   工程师们被召来修理陷阱门故障。
3. 3. The old house had several trapdoor faults that needed to be addressed.
   这所老房子有几个需要修复的陷阱门故障。