noun🔗Share灰吹杯, 灰皿。 A small circular receptacle used in assaying gold or silver with lead."The assayer carefully placed the molten alloy in the cupel to separate the pure gold from the lead. "化验员小心地将熔融的合金倒入灰吹杯中，以分离纯金和铅。utensilmaterialchemistryscienceChat with AIVocabulary GamePractice Reading
verb🔗Share灰吹法提纯，精炼 To refine by means of a cupel."The assayer will cupel the gold ore to remove impurities and determine the pure gold content. "化验员将会用灰吹法提纯金矿石，以去除杂质并确定纯金含量。chemistrymaterialprocessscienceindustryChat with AIVocabulary GamePractice Reading
