铜绿层

tóng lǜ céng

Definisi

1. patina

Kata penyusun 铜绿层

• 层 层 céng: to pile on top of one another
• 绿 绿 lǜ: green
• 铜 铜 tóng: copper (chemistry)
• 绿 绿 lǜ: green
• 铜绿 铜绿 tóng lǜ: verdigris