This is the 8814th most frequent Korean word.
감염돼야
"감염돼야" means "must be infected" or "should be infected."
Here, '감염돼야' is used to indicate the necessity of infection for achieving immune response.
그 병에 감염돼야 항체를 형성할 수 있습니다.
You must get infected with the disease to develop antibodies.
In this sentence, '감염돼야' is used to state a condition for the occurrence of symptoms.
바이러스에 감염돼야 치명적인 증상이 나타납니다.
Severe symptoms will appear only if infected by the virus.
Here, '감염돼야' represents a scenario in which infection leads to subsequent actions or considerations.