With geological maps, books and atlases you can find out all the proven sites of precious minerals.有了地质图、书籍和地图册,你便可以找到所有已探明的珍贵矿藏的位置。...a lengthy geological survey.一次漫长的地质勘探
英英词典释义
Adverb
1. with respect to geology;
"geologically speaking, this area is extremely interesting"