He used to work as a herald in the past.

I am studying Korean language.

This radio operates on dry cells.

This volcanic rock contains a lot of olivine.

I like to add olive oil to my pasta.

I have visited the Mount of Olives.

His coat was olive in color.

He is dedicated to the study of interstitial cells.

The coconut crab is the world's largest terrestrial crustacean.

This cosmetic contains licorice extract to protect the skin.