其动因和起点是文化上的需要，过程则充满着渗透、交融和互动。
The language interaction is caused by the culture and its process is fraught with penetration, exchange and interaction.
广义上文化即传播，本文主要从文化传播的角度探讨了不同民族之间长期的接触与互动中发生的文化交融与变迁。
In a broad sense, communication actually is culture. This paper discusses cultural blend and changes between different ethnos from the Angle of communication.
由于捺钵文化的游牧特色极其突出，同时这一文化在与当时各类文化要素之间的交融与互动方面具有典型性，本课题将其作为研究的主要对象。
Since nowbo culture has a quite distinct nomadism, and it is typical of its absorption into and interaction with those contemporary other cultural elements, this .
应用推荐