He is using a drone to take aerial photographs.

My friend has a dog called Kuvasz.

He is a music freak.

Understanding the concept of exergy is important for maximizing energy efficiency.

The umpire declared a balk on the pitcher.

You shouldn't tell him secrets because he has a loose tongue.

I attend the affiliated high school.

He is playing the character of Kyu in the play.

The success of this project largely depends on the arbitrariness of each member.

That building is at risk of collapse due to aging.