英语词汇“proof coin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	proof coin
释义	proof coin noun : a coin not intended for circulation but struck from a new, highly-polished die on a polished planchet and sometimes in a metal different from a coin of identical denomination struck for circulation
随便看	opng opo opo- opobalsam opobalsamum opodeldoc opopanax opoponax oporto opossum opossum opossum mouse opossum rat opossum shrimp opossum tree opossum wood opotherapy OPP opp opp oppenauer oppenauer oxidation oppenheimer oppidan oppidum

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