iron-copper

例句：

1. 1.The iron-copper alloy is strong and durable.
   这种铁铜合金既坚固又耐用。
2. 2. Copper is often used in electrical wiring due to its high conductivity.
   由于其高导电性，铜常用于电线的制作。
3. 3.The ancient Egyptians used iron-copper tools for their construction projects.
   古埃及人使用铁铜工具进行他们的建筑项目。