quartz
Definition
A hard, crystalline mineral composed of silica, commonly used in glassmaking and electronics.
中文 由二氧化硅组成的坚硬结晶矿物，常用于玻璃制造和电子产品中。
Example
"The geologist identified the clear crystal as pure quartz."
A hard, crystalline mineral composed of silica, commonly used in glassmaking and electronics.
中文 由二氧化硅组成的坚硬结晶矿物，常用于玻璃制造和电子产品中。
"The geologist identified the clear crystal as pure quartz."