岩层 Save Sign in to save words yáncéng ㄧㄢˊ ㄘㄥˊ 岩層 rock strata 巖層 rock strata Character by character 岩(yán)cliff 层(céng)pile on top of one another A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0