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- His hair became gray when he was only forty. 他刚刚四十岁时，头发就变得灰白了。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- His face turned gray as he heard the bad news. 听到这个坏消息后，他的脸变得苍白。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- It is a medium- size samsonite, and it's gray. 它是一个中型的灰色绅耐特皮箱。
- 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。
- The blue shirt and gray tie are a good match. 蓝衬衫和灰领带很相配。
- Stolen chips can find access to the gray market. 偷来的芯片可在水货市场上找到销路。
- He was still looking gray and very tired. 他看上去仍然面色苍白,疲惫不堪。
- His black hair was tinged with gray. 他的黑头发带着一点灰白。
- 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。
- A yellowish gray to pale orange yellow. 土黄色，浅黄褐色一种黄灰色到淡桔黄色
- This mountain road leads to the copper mine. 这条山路通向那个铜矿。
- Gray or white with or as if with age. 灰白的因年老而头发灰白的
- 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。
