reciprocation
n. 交换；往复运动；报答
例句
Because you are not getting reciprocation from them.
因为你没有得到他们的回应。
The reciprocation lies in the ownership and professional systems.
组织的所有制和行业性质存在交互作用。
All is communicated through the straightest reciprocation between direct mind to mind.
所有沟通经由最直接的互换，在心直接对心之间。
