created sense approved 地层/地層 · dìcéng · stratum — "Initial import from upstream dictionary"
地层 / 地層
dìcéng
stratum
a layer of rock or sediment in the earth's crust, including sedimentary, igneous, and metamorphic rocks; geological formation
地 (literal) → 地 · dì · earth 层 (literal) → 层/層 · céng · layer
Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition