This is the 693rd most frequent Korean word.
관리를
"Management" or "administration."
Here, '관리를' refers to managing one's health or body condition.
나는 몸 관리를 잘하고 있어요.
I am taking good care of my health.
In this sentence, '관리를' is used to indicate management or supervision of a project.
그들은 프로젝트 관리를 전문으로 합니다.
They specialize in project management.
The term '관리를' here pertains to the management or administration of the library.