| 单词 | ore-roasting |
| 释义 | > as lemmasore-roasting ore-roasting adj. ΚΠ 1867 Sci. Amer. 7 Sept. 151/2 Revolving ore roasting and desulphurizing furnaces, provided with an attachment for agitating the ores while roasting. 1974 Times 11 Jan. 16/6 Various stages of iron-working are represented by ore-roasting areas, three slag dumps, 36 smelting furnaces [etc.]. 1986 New Phytologist 102 429 The O'Donnell ore-roasting bed, abandoned since 1929 and still largely devoid of vegetation due to excessive concentrations of toxic metals. < as lemmas |
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