mica
/ˈmaɪkə/noun
mass noun
- a shiny silicate mineral with a layered structure, found as minute scales in granite and other rocks, or as crystals. It is used as a thermal or electrical insulator.云母。
派生词
micaceous
/mɪˈkeɪʃəs/ adjective词源
early 18th cent.: from Latin, literally 'crumb'.