I am studying natural language processing at university.

Natural language processing is the technology that allows computers to understand and generate human language.

Natural language understanding is an important field of artificial intelligence.

His live performance was truly moving.

He prefaced a little before he started talking.

He made a long preface before starting his talk.

Please submit this report in advance.

This kanji has the 'kuni-gamae' radical.

Is it possible to get an advance on my salary?

He took an advance on his salary.