Mayu is my best friend.

The pacific oysters at this restaurant are fresh and very delicious.

He is a person who speaks the truth.

He is attending a programming school to learn object-oriented languages.

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.

He is world-famous as a comparative linguist.

I am very interested in sociolinguistics.

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