内朝的三殿要比外朝的三大殿在规模上稍小一些。
The three halls of the Inner Court are slightly smaller scale versions of the three halls in the Outer Court .
三大殿：太和殿、保和殿与中和殿构成了这组建筑群的中心。
The " three big halls " of Supreme Harmony , Complete Harmony and Preserving Harmony constitute the center of this building group .
三殿