I saw a ship swallowed by a turbulent wave.

I have been to Ningbo.

My grandparents came from Poland.

The speed of this progressive wave is close to the speed of light.

This wave dash indicates the end of a sentence.

In physics, a solitary wave refers to the phenomenon where one wave exists independently from other waves.

During an earthquake, the longitudinal waves arrive first.

In physics, a wave packet refers to a collection of waves.

The study of gravitational waves contributes greatly to our understanding of the universe.

I heat up the meal using a microwave.