Recently, trade friction between America and China has been intensifying.

The pool water is disinfected with chlorine.

Since he started his new job, he's been lively as if he were a fish back in water.

Eritrea is a country in Africa.

There is a toad in the garden.

I have to take a semen test.

The toad is living quietly in the pond.

He has a strong immunity, so he is less likely to catch a cold.

The doctor collected my bodily fluid for testing.

We are engaged in trade between Japan and China.