water scouring

• 水流冲刷

water scouring的用法和样例：

例句

1. Analysis of the images has shown the water carved out the canyon in which it was found, which then opened out into a valley depositing sediment which formed a delta.
   对成像的分析显示，水流冲刷出了一条溪谷，这条溪谷与一个山谷相连，流水沉积物还形成一个的三角洲。