polycrystalline / ˌpɒl iˈkrɪs tl ɪn, -ˌaɪn, -ˌin /

🎓大学词汇多晶体多晶多晶硅多晶石

polycrystalline 的定义

adj. 形容词 adjective
  1. composed of aggregates of individual crystals.
  2. having or consisting of crystals that are variously oriented.