international drainage basin

例句：

1. 1.The international drainage basin is a critical area for water management.
   国际排水盆地是水资源管理的关键区域。
2. 2. The construction of the international drainage basin has greatly improved regional water quality.
   国际排水盆地的建设大大改善了区域水质。
3. 3. The project aims to mitigate flood risks in the international drainage basin by enhancing infrastructure.
   该项目旨在通过加强基础设施来减轻国际排水盆地的洪水风险。