n.地质学；（某地区的）地质情况；地质学的著作

I know only a few streaks about geology. 我对地质学只是略知一二。

Geology is the science of the earth's history. 地质学是研究地球历史的科学。

The students went to study the geology of that region. 学生们去研究那个地区的地质情况。

Mineralogy is a brand of the great earth science geology. 矿物学是大地科学地质学的一个分支。

Concentrators in geological sciences elect either geology or geography. 主修地质学的学生要选修地质学或地理课程。