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- 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？
- A line segment that joins two points on a curve. 弦将两点用曲线连接起来的曲线段
- She cleaned a small segment of the painting. 她把画儿上的一小部分擦干净了。
- Copper and gold are both metals. 铜和金都是金属。
- The abdominal segment of an insect. 腹面昆虫的腹部体节
- Copper has less resistance than lead. 铜的电阻比铅的小。
- The company dominates this segment of the market. 这家公司控制了这一部分市场。
- 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。
- The length of any such line segment. 半距离这种线段的长度
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
- 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。
- A portion, piece, or segment that is representative of a whole. 样品，试样代表整体的一部分，一片或一段
- Either of two points marking the end of a line segment. 端点标记一条线段两端的两点中的任何一点
