Korean phrase
~에서 사용 불가한가요? ~ e seo sa yong pul ga han ga yo
Meaning
Is use prohibited in ___?
When to use it
This asks if something is forbidden in a particular place. It is a fairly polite way to check a rule about use there and may invite an explanation.
Example dialogue
회의실에서 사용 불가한가요? hoe ui si re seo sa yong pul ga han ga yo
Is use prohibited in the meeting room?
네, 회의 중이라서 휴대폰은 사용 금지예요. ne hoe ui chung i ra seo hyu dae po neun sa yong keum ji ye yo
Yes, because a meeting is in progress, mobile phones are not allowed.