crossheads
📖 中文释义
- (crosshead 的复数) n. 小标题, 子题, 十字头
- [化] 十字头
🧩 词形变化
原形 crosshead
📘 English Definition（英文释义）
- plural of crosshead
- n. metal block that connects to a piston; it slides on parallel guides and moves a connecting rod back and forth