地层学 dìcéngxué stratigraphy Definitions Defs Origin Strokes Stroke Words Sentences Sents 地层学 (地層學) dìcéngxué stratigraphy stratigraphy (geology) Frequency Written text 0.148 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
地层学 (地層學) dìcéngxué stratigraphy stratigraphy (geology) Frequency Written text 0.148 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
