부실장이

In a sentence

• 부실장이 회의를 주재하고 있습니다.

  The deputy department head is presiding over the meeting.

  Here, '부실장이' refers to 'the deputy department head' as the subject performing the action of presiding over the meeting.

• 나는 부실장에게 서류를 전달했습니다.

  I delivered the documents to the deputy department head.

  In this usage, '부실장' is the recipient of the action, and it denotes the position in a formal context.

• 그 부실장은 오늘 휴가입니다.

  The deputy department head is on leave today.

  Here, '부실장' indicates the person holding the role who is the subject of the statement about being on leave.