基本解释n.铜包皮同根派生 coppering相关词英汉例句Copper conducts electricity better than other materials.铜比其他材料导电性能好。The chemical symbol for copper is "Cu".铜的化学符号是Cu。The copper has been burnished.铜已被抛光。What color is copper sulphate solution?硫酸铜溶液是什么颜色?coppering更多例句