intervisibility       
noun [ U ] (also inter-visibility) uk/ˌɪn.tə.vɪz.əˈbɪl.ə.ti/ us/ˌɪn.t̬ɚ.vɪz.əˈbɪl.ə.t̬i/
 相互可见性
If there is intervisibility between two or more objects, each of the objects can be seen from all the others.
  The system analyses patterns of intervisibility between sites.
 Inter-visibility is an important consideration at places where flows of traffic cross each other. 在交通流相互交叉的地方,相互可见性是一个重要的考虑因素。 
  - More examples
 - The distance must be increased to improve inter-visibility and prevent accidents.
 - The mound was built so as to achieve intervisibility with other vantage points in the region.
 - There was a high degree of intervisibility between the sanctuaries on the mountain tops.
 - Researchers are able to examine orientation, intervisibility and other visual effects.