national atlas

例句：

1. 1. The nationalatlas is a comprehensive guide to the country's geography and culture.
   国家地图集是关于该国地理和文化的全面指南。
2. 2. The national atlas is widely used by students studying abroad for reference.
   国家地图集被海外留学的学生广泛使用作为参考。
3. 3. The national atlas contains detailed maps of all major cities in the country.
   国家地图集包含了该国所有主要城市的详细地图。