He is good at speaking Spanish.

He can speak Japanese fluently.

I live in the Chūgoku region.

Spanish Guinea is located in the western part of Africa.

The Spanish Inquisition was a part of medieval European history, where many innocent people were persecuted.

He is studying late into the night to learn a new computer language.

He is an amazing polyglot who can speak five languages fluently.

Natural language processing is a technology that allows computers to understand and analyze human language.

He is an expert in comparative linguistics.

Computational linguistics is the study of analyzing human language with computers.