Definition: the study of rocks and soil and the physical structure of the Earth Level: C1
她正在读一本关于地质学的书。
She is reading a book about ___geology.
我已经毕业，现在在希腊大学学习地质学。
I have graduated from school and I am now studying ___geology at the University of Greece.
地质学帮助我们理解地球的历史。
___Geology helps us understand the Earth's history.
