coppered steel wire

例句：

1. 1. This coppered steel wire is used to make electrical connections.
   这种铜丝线用于制作电气连接。
2. 2. The coppered steel wire was the first material used in the construction of skyscrapers.
   铜丝线是建造摩天大楼时使用的第一材料。
3. 3. The coppered steel wire was used to reinforce the structure.
   铜丝线被用来加固结构。