C2 noun /ˈvɜːrdɪɡriːs/
verdigris
铜绿
Meaning
A green or bluish deposit that forms on copper, brass, or bronze surfaces due to oxidation.
Example
The old statue was covered in verdigris after years of exposure to the rain.
那座古老的雕像在多年暴露于雨水中后,覆盖了一层铜绿。