It was my first time crossing a pontoon bridge.

He went to Japan for the first time.

He ate sushi for the first time.

It was only after talking to him that I understood how smart he was.

He went to school by crossing the bridge.

His research covers a wide range of topics.

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.

The doctor examined my perineum.

He thought he was smart, but he remembered the proverb 'a fool may give a wise man council', and understood the importance of listening to others' opinions.