He is an expert in astrophysics.

Biotechnology is a science that understands the mechanisms of life and utilizes them.

He is interested in paleozoology.

My uncle is a famous zoologist.

He composed a fantasia for the piano.

We took a walk in the primeval forest over the weekend.

This word is etymologically derived from Latin.

He is excited to learn a new programming language.

We need to find a new source of supply.

He achieved the Big Three Dragons in mahjong.