This model of the cubohemioctahedron is very beautiful, isn't it?

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.

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

He is passionate about researching pure mathematics.

He is a world-renowned biologist.

He is majoring in moral philosophy at university.

He is a world-renowned zoologist.