A: Who is she? 
    - 저 여자 누구야?

B: She is Tom's girlfriend.
    - 톰의 애인이야.

A: Really? I didn't realize she was his steady.
    - 정말? 그의 애인이라는 거 몰랐어.

B: Isn't she beautiful?
    - 예쁘지?