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

He became infected with a cold.

The prevention of venereal diseases is most important in safe sexual behavior.

The infectious capacity of this virus is very strong.

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

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

It is important to identify the source of infection.

Prevention of infectious diseases is important with hand washing and wearing masks.

Due to the increase in community-acquired infections, please thoroughly wash your hands and wear masks.

Please refrain from going out because community-acquired infections are spreading rapidly.