This two-dimensional array represents students in each row and subjects in each column.

Natural language understanding is an important field of artificial intelligence.

You can manage data using a one-dimensional array.

He led the army as a generalissimo.

The Osmanthus flowers are blooming, and the whole town is enveloped in a sweet fragrance.

He is an expert in nuclear physics and has won many awards in the field.

He is interested in phrenology.

I am majoring in parasitology at university.

He is an expert in parasitology and conducts many researches.

He learned about the structure of society in his civics class.