= Roman alum n. at Roman, n.1 adj.1compounds 4.
| 单词 | θ7158 |
| 释义 | the world > the earth > minerals > types of mineral > sulphates > [noun] > alum > Roman alum (2) Romish alum1620 = Roman alum n. at Roman, n.1 adj.1compounds 4. Roman alum1653 a reddish native alum found in Italy, or a manufactured imitation of this; cf. rock alum, n. |
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