The main point lies in discussing the spatial and temporal distributionpatterns and mechanism including horizontal and vertical distribution, andinvestigating the distribution rule of the genus and inferring the distributioncenter, the original center and the evolutionary pathway of Snow Finches.
主要探讨它们的分布格局与机制，包括空间分布与垂直分布、种间的分布规律等等。 推测雪雀属的分化中心与起源演化途径。
参考来源 - 雪雀属(Montifringilla)种类的系统分类学研究3. Geographical distribution and flora characteristics were thoroughly studied for the first time. The diversity center and the original center were concluded according to the analysis of flora data.
3. 首次对苹果属植物的地理分布和区系特征进行了全面分析,并分析推断了本属植物多样性中心及起源中心。
参考来源 - 苹果属（Malus Mill.）分类学研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Sichuan is the secondary original center of mustard.
四川盆地是芥菜的次生起源中心。
Shanghai HQ couldn't just send a message to us, the consumers directly, and order us to ask original center to return!
上海总部怎能仅仅发给短信给我们，干脆地知会我们一声就完事？
Agglomeration Effects and its evolution lead to the formation and further evolution to multi centers of a city's original center.
聚集效应及其演变导致城市中心区形成和向多中心演化。
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