A large amount of electric current is flowing through this power line.

The electrical wire is swaying in the wind.

The river water is flowing quietly.

He read a mass of books.

He read a large amount of books.

This old science book explains the concept of circular current in detail.

He misread the word 'denden'.

He destroyed the enemy base using a high explosive.

Enryu is my best friend.

He was staying overseas for a long time for work.