The United Nations is an international organization that maintains world peace and security.

She washed her body before entering the women's bath.

He washed his body before entering the men's bath.

This footbath is very warm and soothes tired feet.

The evening sky is dyed in beautiful colors.

The oil content of this avocado is very high.

The oil pressure of this machine is dropping.

In this ancient document, the word 'urine' is used.

The doctor recommended a urine test to examine my urine.

You should do this job while enjoying it.