side ditch meaning in English
边沟；侧沟
侧沟
Examples
- The existing highway design criterion only takes setting pavement longitudinal grade , side ditch and drainage ditch into account in order to eliminate surface water
现有的公路设计中，考虑较多的仅仅是通过设置道路的纵坡、边沟及排水沟等设施来排除地表水。