这是谁啊

Who is this?

→ 这
phrase Rare #26,922
Who is this? The final 啊 adds a conversational, expressive tone.
CH: 这是谁啊?
EN: Who is this?

这是谁啊

Who is this?

— 唐人街探案 (2015)

这是谁啊?

Who is this?

— 末代皇帝 (1987)

"这是谁啊?"

Who is this?

— 牺牲 (1986)

这是谁啊?

Who is this?

— 追击者 (2008)

看这是谁啊

Look who it is!

— 鬼童院 (2001)