Noun:

1. geology that uses physical principles to study properties of the earth

GEabbr.美国通用电气公司（=General Electric Coabbr.地面设备（=ground equipment）abbr.锗（=germanium）Geaix热埃

1. I'm afraid geophysics is rather a closed book to me.
   我对地球物理学一窍不通。
2. Geophysics is an important branch of earth science.
   地球物理学是地球科学的重要学科。