adjacency effect

例句：

1. 1. The researcher found that the adjacency of the two cities had a significant impact on their economic growth.
   研究人员发现，两个城市的邻接性对他们的经济成长有显著影响。
2. 2.In the study, we examined the adjacency between different types of soil and their effects on plant growth.
   在这项研究中，我们考察了不同类型土壤之间的邻接关系及其对植物生长的影响。
3. 3.The researchers also found that the adjacency of different species could affect their ecological interactions.
   研究人员还发现，不同物种之间的邻接关系可能会影响它们的生态互动。