quartz
US /ˈkwɔːrts/
UK /ˈkwɔːrts/
名词
1.
石英
a hard mineral consisting of silica, found widely in igneous and metamorphic rocks and typically occurring as colourless or white hexagonal prisms. It is often coloured by impurities (as in amethyst, citrine, and cairngorm).
在 Lingoland 学习这个单词