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.

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

Natural language understanding is an important field of artificial intelligence.

The spotted seal is a type of seal often seen in the Arctic region.

She was living a life just like a sheltered daughter.

The four tones of Chinese, namely ping, shang, qu, and ru, I particularly find the rising tone (jōshō) difficult.