释义 |
quartzHkwC:ts, $5kwC:rtsn [U]a hard colourless substance, used in making electronic equipment and accurate watches and clocks石英Although it is colourless, quartz is often tinted by impurities and is found in a variety of colours, such as purple, brown, yellow and pink.尽管石英本身是无色的,但它常常被杂质染上颜色,所以被发现时常带有多种色彩,例如紫色,褐色,黄色和粉色。
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