natural watercourse meaning in English
天然水道
Examples
- Photo of the kam tin river was originally a natural watercourse
锦田河早年是天然水道图片 - Then , it successfully simulates the flood routing in more than one kilometer natural watercourse from ertan to zhutuo
对于大范围流域洪水过程，研究了干支流大坝同时泄洪问题。