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- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- The out break of the war precipitated the collapse of our firm. 战争的爆发加速了我们公司的倒闭。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- Her remark precipitated my decision. 她的话促使我作出决定。
- 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。
- What color is copper sulfate solution? 硫酸铜溶液是什么颜色？
- A copper coin formerly used in India and Pakistan. 安那旧时在印度和巴基斯坦使用的铜币
- Ornamental copper pans hung on the wall. 墙上挂着装饰性的铜盘。
- This mountain road leads to the copper mine. 这条山路通向那个铜矿。
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
- The cart overturned and precipitated us to the ditch. 车子翻了，我们被摔进了沟里。
- We fuse copper and tin to make bronze. 我们把铜和锡熔制成青铜。
- They will mine copper there in the valley. 他们将在那边的山谷开采铜矿。
- Brass is formed by the fusion of copper and zinc. 黄铜是由铜和锌熔合制成的。
- Copper conducts electricity better than iron does. 铜的导电性比铁强。
- An already ailing economy precipitated into ruin despite foreign intervention. 尽管有外来的协助，已千疮百孔经济仍陷入崩溃状态
- Fears about the solvency of the banks precipitated the great economic crash. 对银行偿付能力出现恐慌更加速了经济的崩溃。
- His remark precipitated my decision. 他的话促使我做出决定。
- precipitated copper 沉淀铜,泥铜
