Definition

Examples

• 这种片麻岩的纹理非常清晰，适合做建筑材料。
  Zhè zhǒng piàn mà yán de wénlǐ fēicháng qīngxī, shìhé zuò jiànzhú cáiliào.
  The texture of this gneiss is very clear, making it suitable for building materials.
• 地质学家在山区发现了大面积的片麻岩。
  Dìzhìxuéjiā zài shānqū fāxiàn le dà miànjī de piàn mà yán.
  Geologists discovered a large area of gneiss in the mountainous region.
• 片麻岩是一种变质岩，由花岗岩或沉积岩经过高温高压形成。
  piàn mà yán shì yì zhǒng biànzhìyán, yóu huāgāngyán huò chénjīyán jīngguò gāowēn gāoyā xíngchéng.
  Gneiss is a type of metamorphic rock formed from granite or sedimentary rock under high temperature and pressure.