The rain continued to fall, and the river began to overflow.

Please don't say anything that would reveal his faults to everyone.

He finally showed his tail, revealing his true character.

He was afraid to expose his emotions.

He departed by rowing the boat across the lake.

I found an old box in the storeroom.

Phosphine plays an important role in inorganic chemistry.

She felt the pathos of things when she saw the cherry blossoms falling.

What is this object?

Zoo staff must clean up the animals' excrement every day.