This compound has a tetrahedral molecular geometry.

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 world-famous as a comparative linguist.

Natural language understanding is an important field of artificial intelligence.

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

He has a deep interest in astronomy.

He is an expert in physics.

Electromagnetism is a part of physics that studies the interaction between electricity and magnetism.