The use of this machine is simple.

This building is made of fire-resistant materials.

This room is covered with soundproofing material, so the sound doesn't leak outside.

I spend time grinding coffee beans every day.

Every morning, I grind coffee beans.

This can is made of aluminum.

Looking at this vast sea, I feel free.

Hiroshi is my best friend.

This room is known for its spaciousness.

This park is very wide.