metal scavenger

例句：

1. 1. Thecompany's mission is to be aleader in the recycling of electronic waste.
   该公司的使命是成为电子废物回收的领导者。
2. 2.The metal scavenger was ableto salvage some valuable metalsfrom the wreckage.
   金属回收者能够从残骸中回收一些有价值的金属。
3. 3.The metal scavenger has becomean important tool for environmental conservation.
   金属回收者已成为环境保护的重要工具。