flood-control basin

• 防洪区

flood-control basin的用法和样例：

例句

1. Article 30 People's governments at all levels should,according to flood control planning,exercise administration of the use of land within different flood control areas.
   第三十条各级人民政府应当按照防洪规划对防洪区内的土地利用实行分区管理。