at all hours
US /æt ɔl ˈaʊərz/
UK /æt ɔl ˈaʊərz/

1.
pada bila-bila masa, siang dan malam
at any time, especially at unusual or inconvenient times, day and night
:
•
He calls me at all hours, even in the middle of the night.
Dia menelefon saya pada bila-bila masa, walaupun di tengah malam.
•
The store is open at all hours during the holiday season.
Kedai itu dibuka pada bila-bila masa sepanjang musim cuti.