He was on the verge of going crazy from work stress.

The engine is designed to scavenge.

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

There is a strange atmosphere in this room.

He says 'sickness and health start with the mind,' and strives to have positive thoughts every day.

I was disappointed by his cold attitude.

This bacteria is aerobic and can live in the presence of oxygen.

I felt that I got along with him right away.

You should bear his advice in mind.

He is worrying about the results of the exam.