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- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- Instructions for using the tool can be found in the compendium. 在手册中可以找到这个工具的使用说明。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- 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。
- I think you'll find this tool of use to him. 我想你会发现这个工具对他很管用。
- Don't injure yourself with that tool. 不要让那工具伤害到你。
- 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
- A person used by another as a dupe or tool. 被愚弄的人作为蠢物或工具而被人利用的人
- 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。
- There is a specific tool for each job. 各工种配备特定的工具。
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
- You will make a mistake by using the improper tool. 你用那种不恰当的工具会犯错误。
- We fuse copper and tin to make bronze. 我们把铜和锡熔制成青铜。
- John's a poor tool at looking after himself. 约翰是个笨蛋，连自己也照顾不了。
- 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。
- A bad workman quarrels with his tool. 手艺差的工人总是抱怨工具不好使。
