The poliovirus is a virus that primarily enters the body through the mouth and destroys the nervous system.

Norovirus can be prevented by hand washing and disinfection.

This program has become executable.

The possibility of that plan succeeding is high.

He can write sentences using potential verbs.

The infectious capacity of this virus is very strong.

The number of people infected with the new coronavirus is rapidly increasing.

A ping-pong infection occurred at school, causing many students to take time off.

Oral infection is when pathogens enter the body through food or drink.

Our lives have changed significantly due to the impact of the coronavirus.