해가 진 뒤부터 다음 날 해가 뜨기 전까지의 시간.
The period of darkness between sunset and sunrise.
예문:
"The temperature drops significantly during the nighttime in the mountains."
"Many animals have adapted to find food during the nighttime."
밤에 일어나거나 밤에 사용하는.
Happening, active, or used during the night.
예문:
"The driver was exhausted after his long nighttime shift."
"The security guard conducted his nighttime rounds every hour."