We decided to camp out in the mountains.

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.

He seemed in pain with a stone stuck in his sole.

The soles of his shoes were worn out.

She took a facesitting pose.

She has mastered the technique of facesitting.

The freezing point of water is zero degrees.