This vaccine contains the antigen of the new coronavirus.

Calls for tax reduction are growing.

We need to find new ways to reduce energy use.

His father is a very stern person.

His sternness can sometimes scare people.

He entered the room with a dignified attitude.

She deeply understands the sanctity of human life.

The police were desperately trying to defuse the time bomb.

I add string beans to my salad every day.

His words and actions always respect others.