He has a deep interest in paleozoology.

He majored in comparative literature and learned about many cultures.

He is an expert in analytical mechanics and deeply understands its theory.

He is majoring in electrical engineering.

He is majoring in civil engineering.

I am very interested in natural science.

Statistical mechanics is a branch of physics that provides a theoretical framework for understanding macroscopic phenomena from a microscopic perspective.

Music therapy is very effective in reducing stress.

Abstract algebra is a field of mathematics that studies algebraic structures in an abstract way.

He is a world-renowned biologist.