geographic

The geographic isolation of the islands allowed unique species to evolve without competition from mainland animals.

(Chinese) 这些岛屿的地理隔离使得独特的物种在没有大陆动物竞争的情况下进化。

The mountain range acts as a significant geographic barrier between the two neighboring countries.

(Chinese) 这条山脉是两个邻国之间重要的地理屏障。