I buy a new book at the bookstore every week.

It's difficult to understand the essence of his words.

I was surprised to hear his real intention.

Our formal meeting will be held next week.

The idol in this temple is very beautiful.

My mainland is Japan.

Ancient Japan was a place where beautiful nature and culture merged.

I live in Japan.

This music is being played at a volume of 80 phons.

In organic chemistry, sulfone is an important compound.