Jellyfish have a coelenteron.

I saw a big jellyfish in the sea.

I saw a big jellyfish in the sea.

Kou goes to the park every day.

He was holding my hand tightly.

He was running while holding a bag.

He always carries an umbrella around.

He went to the hospital because of a problem with his large intestines.

Sunfish intestine is a high-end ingredient, and can only be eaten on special days.

The balance of intestinal bacteria greatly affects health.