This building is surrounded by firewalls.

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.

His favorite vase is placed in this niche.

The walls of this room are painted white.

A drop of water fell from the cup.

This house is characterized by its Western-style design.

Her house is characterized by its Western-style design.

I heard about his success through the grapevine.