biogeographic subprovince

例句：

1. 1. The study of biogeography is crucial for understanding the distribution of species across different regions.
   研究生物地理学对于理解不同地区物种分布至关重要。
2. 2. The research on biogeography has led to new insights into the evolution of life on Earth.
   关于生物地理的研究已经为地球上生命演化提供了新的见解。
3. 3. In this region, the biogeographic distribution of plant species is closely related to the climate and soil conditions.
   在这个地区，植物物种的生物地理分布与气候和土壤条件密切相关。