His opinion is very important.

In astronomy, the corona refers to the outer atmosphere of the sun.

To prevent infection, don't forget to wash your hands.

He became infected with a cold.

My computer was infected with a virus.

This virus is highly infectious.

What we should aim for is a society with zero COVID.

In the with-corona era, a new lifestyle is necessary.

Hand washing and wearing masks are important for the prevention of severe acute respiratory syndrome.

He read the small print using a magnifying glass.