班主任是容嬷嬷的娃么
[bān zhŭ rèn shì róng mā mā de wá me]
Does the class teacher come from a strict and demanding background like Nanny Rong from 'Story of Ming'? This name implies humorously comparing one's stern school teacher to Nanny Rong, who is very strict with her granddaughter in the drama.