英语词汇proof coin怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	proof coin
释义	proof coin 1. (检验模子的)试样硬币 2. (造币厂向收藏家等少量发行的)新铸样币
随便看	pretty-face wallaby prettying prettyish prettyism pretty much pretty much (或 nearly, well) pretty penny pretty-penny pretty-prettiness pretty-pretty pretty up pretty well pretubercular pretuberculous pre-tudor pretympanic pretype pretyped pretypes pretyphoid pretypified pretypifies pretypify pretypifying pretyping

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