firestones
📖 中文释义
- (firestone 的复数) n. 燧石, 耐火石
🧩 词形变化
原形 firestone
📘 English Definition（英文释义）
- plural of firestone
- n. a piece of flint that is struck to light a fire
- n. a sandstone that withstands intense heat; used to line fireplaces and furnaces and kilns