địa hóa học 
geochemistry | Geography, history, war and peace | Geochemie + | geochemistry + | Geography | B |
[ địa ] : geography
[ hóa ] : (1) merchandise, goods; (2) to change into, become -ize, -ify
[ học ] : to study, learn (how to); field of study
Most Common Compounds Set 1:
Most Common Compounds Set 2 :