interconnections
If you say that there is an interconnection between two or more things, you mean that they are very closely connected.
link , connection , interrelation
the alarming interconnection of drug abuse and AIDS infection.
吸毒与艾滋病感染之间的惊人联系。
Global population and industrial, urban, and environmental systems form complex interconnections.
全球人口和工业、城市、以及环境系统形成了复杂的联系。