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

There are big waves in the sea.

Nami is my best friend.

A big wave rushed to the shore.

Our friend from Poland taught us about their country's culture.

A big wave came at the sea.

His palm is about the size of a handbreadth.

I heat up the meal using a microwave.

The spy revealed the secret.

I am interested in ancient Persian culture.