아, 그러시구나

Oh, I see

→ 아
phrase Rare #29,818
Oh, I see A conversational acknowledgment expressing that you’ve just understood or realized something. 그러시구나 uses an honorific form to show respect.
KO: 아, 그러시구나. 그래서 일찍 가셨군요.
EN: Oh, I see. So that’s why you left early.

아, 그러시구나

Oh, I see.

— Tune in for Love (2019)

아, 그러시구나 생각보다 잘 따라오고 있는 것 같아요

Oh, I see. It seems like you're keeping up better than I expected.

— Officer Black Belt (2024)

아, 아, 그러시구나

Oh, I see.

— Tune in for Love (2019)

어, 어, 그럼 아, 그러시구나

Oh, oh, I see. So that's how it is.

— Love Untangled (2025)