Butea gum is also called shellac, insect lac, etc.
前言： “紫铆”又名紫矿，还有紫梗、 紫草茸、 虫胶等名。
The traditional technique of making Butea gum cosmetics and pigments has been handed down to this day.
特别是制造紫铆化妆品、颜料的传统工艺一直流传到现在。
The traditional technique of making Butea gum cosmetics and pigments has been handed down to this day.
特别是制造紫铆化妆品、颜料的传统工艺一直流传到现在。
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