What is the difference between the living room, bedroom, dining room and study in the old saying?

Living room: hall affairs

Bedroom: 1. Bedroom: Ji Zheng Yang Hua Ji, published by Ming Xubang: "His aunt helped him into the bedroom, but he jumped up before the pillow mat.

2. Bedroom: Biography of Su Buwei in the Later Han Dynasty:" Buwei and his brothers sneaked into the bed, and at night they chiseled. "

3. Humble room: Liu Yuxi is a humble room, but this suggestion is to use a

restaurant when writing about himself: the imperial dining room is called in the court, the dining hall is called by the ministers of the dynasty, and the ordinary people call the kitchen

study room:" Yunchuang ","Yunguan ","Yingchuang ".