map expansion

例句：

1. 1. The company's new product line is expected to expand its market share.
   该公司的新产品线预计将扩大其市场份额。
2. 2. The map expansion project aims to connect more remote areas with roads and highways.
   地图扩张项目旨在连接更多偏远地区与道路和高速公路。
3. 3. The government's plan for expanding the national parks has been met with mixed reviews.
   政府计划扩大国家公园的计划受到了混合评价。