They immersed a lead object first in copper acetate (a compound made by letting vinegar corrode copper), and then in a silver solution created by dissolving silver chloride in dilute ammonia (which ancient chemists made from urine).
They immersed a lead object first in copper acetate (a compound made by letting vinegar corrode copper), and then in a silver solution created by dissolving silver chloride in dilute ammonia (which ancient chemists made from urine).
它们首先把铅制品浸没在醋酸铜（通过醋酸腐蚀铜而制得的化合物）中，然后放在银溶液中，银溶液是通过把氯化银溶解在稀释的氨水（古代化学家从尿中制得）中而制得的。