相关数据

• brain trust
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• copper
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• decomposition
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• hit the head
• imprint
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• traumatic

copper

['kɔpə]

释义

n.铜
A reddish-brown, malleable, ductile metallic element with high electrical and thermal conductivity, symbol Cu.

例句
Michael: When they build this place in 1858, the pipes were lead. A century later, they discovered lead was a health risk so they went to copper. (Prison Break)
迈克尔：1858年初建这里的时候，管道是由铅做的，大概100年之后他们发现铅对人体有害，他们就开始采用铜管。（越狱）