单词	cupro-nickel
释义	cupro-nickel /kjuːprəʊˈnɪk(ə)l / noun [mass noun] An alloy of copper and nickel, especially in the proportions 3:1 as used in ‘silver’ coins.The new $1 coins are made from cupro-nickel, which is a blend of copper and nickel, and are alternately plain and ribbed at the edges.... In 1965, production processes at the Mint included the manufacture of cupro-nickel, coinage bronze and silver blanks (melting, rolling and blanking) together with striking, packaging and distribution of the finished product. In early designs bullet jackets were made of cupro-nickel and these have a silvery appearance.
随便看	in person in personam in petto in-phase in pig in place in place of in pocket in pod in (point of) fact in potentia inpouring in practice in principle in print in private in process of time in profile in progress in proportion in propria persona in public in pup input input-output

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