She used to be a prostitute, but now she has started a new life.

Will you marry me?

"Do you want to have a meal? Take a bath? Or choose me?" she said jokingly.

He was hiding the fact that he was an illegitimate child.

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.

He is world-famous as a comparative linguist.