| 单词 | purple powder of cassius |
| 释义 | > as lemmaspurple powder of Cassius ΚΠ 1782Purple powder of Cassius [see sense B. 4]. 1823 A. Ure Dict. Chem. (ed. 2) 492/2 A plate of tin, immersed in a solution of gold, affords a purple powder, called the purple powder of Cassius. 1848 Lancet 20 May 548/1 The oxide, or rather deutoxide, of gold,—the purple powder of Cassius, is the next form. < as lemmas |
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