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cupreous (adj.)
[cupreous 词源字典]
1660s, from Late Latin
cupreus
"of copper," from
cuprum
, alternative form of
cyprum
"copper" (see
copper
(n.1)). Related:
Cupric
(1799).
[cupreous etymology, cupreous origin, 英语词源]
[cupreous 词源字典]