I’ve been meaning to ask you.
전부터 물어보고 싶었어요.

I’ve been meaning to ask you. Do you need a new phone?
전부터 물어보고 싶었어요. 새 폰 필요해요?

I’ve been meaning to ask you. Can you help me with something?
전부터 물어보고 싶었어요. 뭐 좀 도와주실 수 있어요?

I’ve been meaning to ask you. What is this?
전부터 물어보고 싶었어요. 이거 뭐예요?

I’ve been meaning to ask you. Why do you drink so much coffee?
전부터 물어보고 싶었어요. 커피를 왜 그렇게 많이 마셔요?