基本解释（美）輔幣同根派生 fractional currency相关词英汉例句雙語例句Dimes and pennies are fractional currency.一角銀幣和分幣都是輔幣。fractional currency更多例句词组短语短語bit change fractional currency 輔幣fractional currency更多词组英英字典柯林斯英英字典 paper or metal money of smaller denomination than the standard monetary unit fractional currency剑桥字典fractional currency柯林斯字典专业释义經濟學輔幣