We set up a picnic spot in the park.

He was the main character of the scene.

This area is affected by radioactivity.

He is the most famous rich man in this town.

He is receiving treatment for brain radiation.

This radio is emitting music.

This invention brought about an epoch-making advancement in science and technology.

I can't solve this problem because there are too many numbers.

Understanding numbers is important for solving math problems.

He was bedridden with illness for several days.