| 释义 |
〔cupel〕A porous cup, often made of bone ash, used in assaying to separate precious metals from base elements such as lead.灰皿：一种多孔杯，通常用骨类制成，在检验中把贵重金属从低劣物质如铝中分离出来〔test〕Middle English [cupel] 中古英语 [灰皿] 〔cupel〕To assay or separate from base metals in a cupel.灰吹，用灰皿提炼：在灰皿中检验或把…从低劣物质中分离出来 |