释义 |
rag-burned A term applied to tin-witts which have undergone the first roasting. So rag-burning.
1875Ure's Dict. Arts III. 1003 Instead of being at once completely roasted, the ‘whits’ from the stamps are sometimes first ‘rag’ (or partially) burnt, for about six or eight hours. 1881Raymond Mining Gloss., Rag-burning. |