heterism

例句：

1. 1. The diversity of cultures in the city is truly remarkable.
   这座城市的文化多样性真是令人惊叹。
2. 2.Heterogeneous populations are more likely to exhibit adaptive traits.
   异质种群更有可能表现出适应性特征。
3. 3.The study of heterogeneity in ecosystems is crucial for understanding biodiversity.
   研究生态系统中的异质性对于理解生物多样性至关重要。