Are you a advanced instrument user or general operator？（20 Oct)

most are advanced operator and some may be called operating "达人"

I'm not user or operator or 达人

I'm not user or operator or 达人

应助达人

I'm not user

I am a general operator.

I am a general operator.

应助达人

I often use "supervisor" or "expert" account. "User" is for students.

I'm not user