When I read Ecclesiastes, I deeply feel the emptiness of life.

I read the Book of Ecclesiastes every day.

He is fulfilling his role as a missionary.

He dedicated his life to the work of evangelism.

The power distribution system in this area is very efficient.

This company is distributing electricity nationwide.

His piano performance is characterized by the use of mordents.

It's difficult to understand the principles of electromagnetism.

I think this information is a miscommunication.

Lightning is one of the electrical discharge phenomena in the atmosphere.