Cách sử dụng
The word "virulence" is often used to describe how easily a virus or disease can spread and cause harm. For example, a virus with a high level of virulence is able to spread quickly and cause severe illness, while a virus with low virulence might spread more slowly and cause milder symptoms. You might hear or read the word "virulence" in news reports or scientific articles about infectious diseases, as experts work to understand and track the spread of illnesses around the world.