Daily Chinese Idiom Wordle Game
素不相识 (sù bù xiāng shí)
To have never known each other before; to be complete strangers.
Literal: sù=formerly, bù=not, xiāng=mutually, shí=know
Even though they were total strangers, they helped each other like old friends.
This idiom describes the initial state of two people who have no prior connection.
The second character means 'not', and the fourth character means 'know'.