My grandfather got shingles last week.

He is undergoing electrotherapy for his back pain.

Special judicial police officers are working hard every day to protect the law in Japan.

There are many chambers in this castle.

Linear programming is a part of operations research and is used to find the optimal solution.

The Riemann sum is a method for approximately calculating the integral of a function.

There is a large fire wall in front of the fire department.

This book is easy to read because the print is large.

This software maintains backward compatibility.

He offered sake to the shrine.