nocturnal - a. 밤의; 야행성의

• diurnal

• It combines in-depth factual information with the authors experience and many illuminating anecdotes about badgers and their nocturnal behavior.
• This softness was suspicious; it hinted at furtive goings and comings, silent entrances and exits of nocturnal men, and the wolf-like tread of crime.
• Athens and Rome have and keep, throughout all the nocturnal darkness of the centuries, halos of civilization.