river-bed scouring

例句：

1. 1. The engineers are conducting a river-bed scouring study to assess the impact of climate change on the river's flow.
   工程师们正在进行一项河床冲刷研究，以评估气候变化对河流流量的影响。
2. 2. The flood caused extensive river-bed scouring and washed away many trees along the riverbank.
   洪水导致了广泛的河床冲刷，并冲走了河岸上的许多树木。
3. 3. The team is working on a new method for preventing river-bed scouring during construction projects.
   团队正在研究一种新的方法，用于在建设项目中防止河床冲刷。