He ate one apple.

I ate one apple.

I ate one apple.

Ichii is my best friend.

He is solely devoted to his work.

I kept talking with him for over an hour.

I found an old box in the storeroom.

In chemistry, understanding the conformation is very important.

I learned the basics of conformational analysis in chemistry class.

She felt the pathos of things when she saw the cherry blossoms falling.