A separate portal
Chinese idioms, Pinyin is f ē NBI é m é NH ù, which means to distinguish schools according to their own styles or opinions. The same as "separate households". From the preface to the collection of Qi you.
Analysis of Idioms
Separate families
The origin of Idioms
Dai Mingshi's preface to the collection of Qi you in the Qing Dynasty: "most of the poems of the ancients can discuss the length of the poems and distinguish them from each other."
Idiom usage
It refers to the classification according to the nature of things.
A separate portal
generous outside but scheming inside - wài kuān nèi shēn