Photochemistry is a branch of chemistry that studies chemical reactions affected by light.

Photochemistry is a branch of science that studies how chemical reactions proceed under the influence of light.

He lives in the apartments designated for government employees.

I will get off at the next station.

Please get off at the next station.

He fired at the target in the sky using an anti-aircraft gun.

They fired at the target in the sky from the ground.

He was arrested for the crime of obstruction of justice.

When winter comes, the cost of light and heat increases.

Oral literature is an important means of conveying history and culture.