In Nubian settlements , they generally do not bother to roof all of the rooms in their houses .
In Nubian settlements , the people often do not put a roof over all of the rooms in their houses .
In Nubian settlements , the people often do not put a roof over all of the rooms in their houses .
让这件事变得更简单: In Nubian settlements , they generally do not bother to roof all of the rooms in their houses . 输出: