madrier
/'mædriә/
📖 中文释义
- 军用厚橡木板
📘 English Definition（英文释义）
- n. A thick plank, used for several mechanical purposes
- n. A plank to receive the mouth of a petard, with which it is
- applied to anything intended to be broken down.
- n. A plank or beam used for supporting the earth in mines or
- fortifications.