nocturnal

形容词 nocturnal:

1. belonging to or active during the night
2. of or relating to or occurring in the night

1. Nocturnal animal such as bats and owl only come out at night.
   夜行动物，如蝙蝠和猫头鹰只在夜里才出来。
2. Nocturnal animals such as bats and owls only come out at night.
   夜行动物，如蝙蝠和猫头鹰只在夜里才出来。

noc.tur.nal

adj.（形容词）
Of, relating to, or occurring in the night:
夜间的：属于，关于或发生于夜间的：
例句：
nocturnal stillness.
夜间的寂静

Botany Having flowers that open during the night.
【植物学】 夜间开花的
Zoology Most active at night:
【动物学】 夜晚最活跃的：
例句：
nocturnal animals.
夜间活动的动物

来源：
Middle English
中古英语
from Old French
源自 古法语
from Late Latin nocturn3lis
源自 后期拉丁语 nocturn3lis
from Latin nocturnus
源自 拉丁语 nocturnus
from nox noct- [night] * see nek w-t-
源自 nox noct- [夜间] *参见 nek w-t-

【引伸】
noctur.nally
adv.（副词）