My boat is equipped with the latest fishfinder.

A binary operator is one of the basic concepts in algebra.

He was swimming freely as if he was a fish playing in the pot.

He is a person who follows his own path, and the phrase 'a big fish does not swim into a small stream' fits him perfectly.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

His art style is unique, it's neither fish nor fowl.

The Uniform Resource Locator indicates the address of a web page.

Before starting a new business, he said, 'Nothing ventured, nothing gained.'