The police collected evidence from the crime scene.

His house has a very modern design.

The sinusoid is used to represent many phenomena in nature.

He has a deep interest in etymology.

I bought the goods in yuan.

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 study of artificial life is a new frontier in science.