This is the 534th most frequent Indonesian word.
dibuka
"Opened."
In this sentence, 'dibuka' is used in the passive voice to indicate that the action of opening the door is performed by someone (the staff) every morning.
Pintu ini dibuka setiap pagi oleh petugas.
This door is opened every morning by the staff.
Here, 'dibuka' is used in a formal context to describe the act of officially commencing an event by someone (the headmaster).
Acara tersebut akan dibuka oleh kepala sekolah.
The event will be opened by the headmaster.
In this example, 'dibuka' describes the passive action of reopening the shop after a period of being closed for renovation.