He was reading a book to kill time.

That song is very beautiful and has a melody that lingers in the ear.

The events of that day still remain in my heart even now.

This building is surrounded by firewalls.

His favorite vase is placed in this niche.

I thought his plan was perfect, but in fact there were some flaws.

He said there's no such thing as a perfect human.

This retaining wall is designed to withstand earthquakes.

This mural depicts the history of ancient times.

The walls of this room are painted white.