Korean phrase
~ 사용해도 돼요? ~ sa yong hae do twae yo
Meaning
Is it okay if I use ___?
When to use it
This politely asks for permission to use something. It is common with staff or people one knows, while more formal wording is better for someone senior.
Example dialogue
휴대폰 좀 사용해도 돼요? hyu dae pon chom sa yong hae do twae yo
Is it okay if I use the phone for a moment?
네, 잠깐만 써도 돼요. ne cham kkan man sseo do twae yo
Yes, you can use it for a moment.