基本解释磷铜同根派生 phos-copper相关词英汉例句The chemical symbol for copper is "Cu". 铜的化学符号是Cu。What color is copper sulphate solution? 硫酸铜溶液是什么颜色?phos coppern. 磷铜焊料Copper and gold are both metals. 铜和金都是金属。Copper has less resistance than lead. 铜的电阻比铅的小。phos-copper更多例句