His profession is wood carving.

She was sold as a sex slave.

Norimasa is my best friend.

In linguistics, polysemy refers to the phenomenon where a single word or expression has multiple meanings.

He made an oath to succeed.

He took an oath to uphold justice.

He is a first-year student and is still not used to school life.

This is an amphibious vehicle that can be driven on both land and water.

A frog is a type of amphibian.

We will use potassium cyanide in this experiment.