单词 | copper |
释义 | coppercopper /ˈkɑpɚ/ ●●○ noun 1[uncountable] (symbol Cu) science, chemistry a reddish-brown metal that is an element and that allows electricity and heat to pass through it easily. It is used for making wire, pipes, etc.2[uncountable] a reddish-brown color: copper lipstick [Origin: Old English coper, from Late Latin cuprum, from Latin (aes) Cyprium metal of Cyprus, copper] |
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