Customary به انگلیسی
From Longman Dictionary
cus‧tom‧a‧ry /ˈkʌstəməri $ -meri/ ●○○ adjective
something that is customary is normal because it is the way something is usually done
چیزی که مرسوم است، عادی است، زیرا به روشی است که معمولاً انجام می شود
someone’s customary behaviour is the way they usually do things
رفتار مرسوم یک نفر روشی است که معمولاً کارها را انجام می دهد
Example
In some cultures it is customary for the bride to wear white
Barbara answered with her customary enthusiasm
But Daphne only smiled and, as also was customary, asked after Tina
The man at the hotel welcomed us with the customary greeting
It is now customary to consider reading in this context