The phrase "guess who she is" can be translated into Engpsh as "guess who she is".
It is a question used when someone is trying to find out the identity of a person, usually in a playful or teasing manner. The phrase is often used as a way to build suspense or create a sense of mystery, and is frequently heard in social situations or games.
For example:
"Guess who she is? She's my new boss!"
"I just saw someone I haven't seen in years. Guess who she is?"
In Chinese, the phrase can be translated as "猜猜她是谁".