Meaning
be on night duty — To guard a building or facility in one's workplace such as a government office, company, school, etc., by taking turns to sleep at night.
Conjugations
숙직해요숙직했어숙직했어요숙직했습니다
be on night duty — To guard a building or facility in one's workplace such as a government office, company, school, etc., by taking turns to sleep at night.