copper-plated iron screw ring

例句：

1. 1.This copper-plated iron screw ring is very sturdy and can withstand heavy loads.
   这个镀铜铁螺丝环非常坚固，可以承受重负载。
2. 2.The manufacturer claims that the copper-plated iron screw ring has excellent corrosion resistance.
   制造商声称这种镀铜铁螺丝环具有极好的耐腐蚀性。
3. 3. The copper-plated iron screw ring was used to secure the roof of the house during construction.
   在建造房屋时，这种镀铜铁螺丝环被用来固定屋顶。