relations of dependence

例句：

1. 1. In the study of economics, the relations of dependence between countries are crucial to understanding global trade patterns.
   在经济学研究中，国家之间的相互依存关系对于理解全球贸易模式至关重要。
2. 2. The success of a project often depends on the cooperation and support of its stakeholders.
   项目的成败往往取决于其利益相关者的合作和支持。
3. 3. The research team found that the relationships of dependence among species played a significant role in their ecological interactions.
   研究团队发现，物种间的相互依存关系在其生态互动中发挥了重要作用。