extensive utility

例句：

1. 1. The company's product line is extensive and covers a wide range of products.
   该公司的产品线广泛，涵盖了多种产品。
2. 2. The research team has conducted extensive fieldwork to gather data.
   研究团队进行了广泛的实地工作以收集数据。
3. 3.The extensive forests provide habitat for many species of plants and animals.
   广阔的森林为许多植物和动物提供了栖息地。