I confirmed that the engine's scavenging system is functioning properly.

There is a strange atmosphere in this room.

I'm not in the mood to work.

His actions are always full of manly traits.

We used a gas lighter than air to float the balloon in the sky.

He has a deep interest in geomancy.

He is a very selfish person, so he only thinks about himself.

His selfish behavior is causing trouble for the people around him.

He is acting in an affected manner.

He burped after the meal.