穹隆之内面

例句：

1. 1. Theinterior of the building is very spacious.
   这座建筑的内部非常宽敞。
2. 2. The interior design ofthe room was elegant and tasteful.
   房间的室内设计优雅而考究。
3. 3. Theinterior walls are made ofmarble.
   墙壁是由大理石制成的。