岩石学 yánshíxué petrology Definitions Defs Origin Strokes Stroke Words Sentences Sents 岩石学 (岩石學) yánshíxué petrology noun the branch of geology that studies the origin, composition, structure, and classification of rocks Sources Definitions CC-CEDICT
岩石学 (岩石學) yánshíxué petrology noun the branch of geology that studies the origin, composition, structure, and classification of rocks Sources Definitions CC-CEDICT
