geology

He was visiting professor of geology at the University of Georgia.

他曾是佐治亚大学的地质学客座教授。

From his audience and analysis, he learned that only 2 or 3 of his classmates knew much of anything about geology.

从他的听众和分析报告中，他了解到，只有2到3个同学对地质学涉猎较深。

We went on a geology field trip.

我们去进行地质野外考察。

The letter was written by Darwin to thank an American geologist, Dr. Ferdinand Vandeveer Hayden, for sending him copies of his research into the geology of the region that would become Yellowstone National Park.

这封信是达尔文写给美国地质学家费迪南德·凡德弗尔·海登博士的，感谢他寄给他关于黄石国家公园所在地区的地质研究的副本。