1.【机】(用锌铜合金)焊接,铜焊,硬焊
2.用黄铜制造[镶饰,镀]
3.〈古〉使坚如黄铜
4.〈诗〉使成铜黄色
1.to join two pieces of metal together with a solder that has a high melting point