The soles of his shoes were worn out.

The bottom sediment of this lake is mainly composed of sand and mud.

This sea area is rich in diversity of benthic organisms.

He looked at the palm of his hand and thought about the fate written on it.

He examined the bottom of the box.

The plantar interosseus muscle is a part of the foot muscles and controls the movement of the toes.

I go to the gym every day to build my muscles.

This river is three long.

He injured his toe.

He is a good walker, and he likes to walk long distances every day.