硅铝质 guī lǚ zhì

silica‑alumina; rich in silicon and aluminum

Word data

HSK Not in HSK
Frequency Unknown

Definitions

  1. 1. sial rock (containing silicon and aluminium, so comparatively light, making continental plates)

Characters

Character Meaning
硅 guī
silicon (chemistry)
铝 lǚ
aluminum (chemistry)
质 zhì HSK 4
quality; nature; to question