First, there is speciation (species-splitting or cladogenesis), caused by geographical isolation or some other mechanism.

首先，因地隔离其它一些机制导致物种形成（物种分裂进化）。

Digital orthophoto map is an important part of geographical information.

数字正射影像是地信息的重要组成部分。

For each species, a short description is provided;also included are geographical distribution, ecology, phenology, citation of exsiccatae, and brief notification.

文中扼要描述每种植物之重要特徵及给予生态、地分布、花期、参考之标本等资料，最后附与各种处之简短说明。

Based on the geographical characters, the local ethnic peoples have built a subsistence system combined with environment, inhabitancy and terraces.

居住形态、外来人口聚居情况也对社距离产生影响。

Guangzhou is the rainstorm pilosity city of China.The climate, weather system, geographical position and topography are main factors of the rainstorm.

摘要广州是中国的暴雨多发城市，气候、天气统、地位置及地形是形成暴雨的主要因素。

Meanwhile, it should try to avoid sectionalism, geographical and ethnical discriminations and commit in being the driving fuel of economic and social development.

同时，要避免地方主义和部落主义，避免地域歧视和族群歧视，努力成为发展与社进步的引导者和推进器。