单词 | moss-copper |
释义 | > as lemmasmoss-copper moss-copper n. rare fine filaments of copper formed while the metal is being worked (see quot. 1861). ΚΠ 1861 J. Percy Metall.: Fuel 359 Moss-copper. In copper-works this term is commonly used to designate those accumulations of filamentous, or moss-like copper, which are formed in cavities in pigs of certain kinds of regulus. < as lemmas |
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