nocturnal

US /nɑːkˈtɝː.nəl/
UK /nɑːkˈtɝː.nəl/
"nocturnal" picture
1.

夜间的, 夜行性的

done, occurring, or active at night

:
•
Owls are nocturnal birds.
猫头鹰是夜行性鸟类。
•
The city has a vibrant nocturnal life.
这座城市有充满活力的夜生活。
:
diurnal
:
nocturne