cuprocupric compound

例句：

1. 1.The rusting metal was covered with a layer of greenish-black substance, which is called "Cuprocupric".
   生锈的金属上覆盖了一层绿色至黑色的物质，这就是所谓的“铜绿”。
2. 2. The chemical composition of this compound has been the subject of much research in environmental science.
   这种化合物的化学组成一直是环境科学中研究的热点。
3. 3. The presence of Cuprocupric in soil can indicate the presence of heavy metals.
   土壤中铜绿的存在可以指示重金属的存在。