999英语网 英语单词
Cupel的音标发音
Cupel
英式发音：[kju:pl]
美式发音
(n.) A shallow porous cup, used in refining precious metals, commonly made of bone ashes (phosphate of lime).
(v. t.) To refine by means of a cupel.
校对:齐利格
(n.) A shallow porous cup, used in refining precious metals, commonly made of bone ashes (phosphate of lime).
(v. t.) To refine by means of a cupel.
校对:齐利格