Concentrators in geological sciences elect either geology or geography.

主修地的生要选修地或地理课程。

The students went to study the geology of that region.

生们去研究那个地区的地情况。

In his lecture on geology, he touched on the subject of climate.

他在关于地的报告中, 也涉及气候问题。

Filled with zeal for science, he studied catastrophist geology with Adam Sedgwick.

充满科热情的他跟随着亚当•塞奇威克研究了灾变说地。

Evidence for continental drift: Marine geology, paleomagnetism, stratigraphic, paleoclimatic and paleontological evidence.

我当然相信板块“漂移”（其实不是漂了）说了。

Research on the origin and occurrence of gems and jades is one of the hottest topic in geology, gemmology and archaeology.

摘要宝玉石产地来源的研究是近几年地、宝石和考古界的热门话题之一。