南亚次大陆以其独特的地理特征和文化多样性而闻名。

The South Asian ___sub-continent is known for its distinctive geographical features and cultural diversity.

印度次大陆因其独特的地理特征而被认为是一个独立的地理单元。

The Indian ___sub-continent is recognized as a distinct geographical unit due to its unique features.