He has a deep interest in archaeology.

He understands the importance of learning.

He is majoring in psychology.

Gaku is my best friend.

Natural language understanding is an important field of artificial intelligence.

The concept of topological space plays an important role in many fields of mathematics.

This image is represented in the RGB color space.

The theory of metric spaces plays an important role in many areas of mathematics.

My new living space is very comfortable.

Euclidean space is one of the basic concepts in mathematics.