He is working in the field of science.

Part of this movie is based on actual events.

He is majoring in linguistics.

The structure of this building is very complex.

What does this shape represent?

He is conducting research on a new energy source.

He is researching about a new energy source.

His words always resonate in my heart.

His kindness is so great that it's unable to put into words.

His kindness is so great that it's unable to put into words.