He has fundamental knowledge of mathematics.

His recovery was truly miraculous.

I was born and raised in Watari, a town in Miyagi Prefecture.

He walked quickly down the corridor.

He drove a stake into the garden.

She was wearing a cotton dress.

I saw cotton dust floating in the factory.

Before starting a new business, he evaluated all the risks as if he were crossing a stone bridge by tapping on it, meaning he was very careful.

Cotton fabric is very soft and comfortable.

The balance of intestinal bacteria greatly affects health.