主要由于人口的变化，他们的社会组织被侵蚀，并试图同化到西方社会。

Their social organisations were eroded primarily due to population shifts and the attempt to assimilate them into Western society.

youdao

研究人口的阻滞增长模型，采用资料变分同化方法及最优控制的技巧，从理论上对模型中的最大人口容量和固有增长率进行最优确。

By using the variation assimilation method and the optimal control method, theoretical analyses of the maximum population capacity and the inherent growth rate for the population model is presented.

youdao

But the tribal structure of Israelite society that would develop would be strengthened by the natural division of the land into these separate geographical areas that only reinforced the tribalization of society. And these local tribes probably did assimilate elements of the local population.

但是以色列社会的部落形态却会发展,被不断地加强,因为土地自然划分为分离的地理区域,这加强了社会的部落化，这些当地的部落,很可能同化了当地人口的特点。

耶鲁公开课 - 旧约导论课程节选