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	retracked retracking retracks retract retractabilities retractability retractability retractable retractate retractation retractations retracted retractibilities retractibility retractibility retractible retractile retractilities retractility retractility retracting retraction retractions retraction's retractive

英汉双解词典包含548777条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。