侵蚀

例句：

1. 1. The river has been eroding the banks for years.
   这条河已经侵蚀河岸好几年了。
2. 2. The acid slowly eroded the rock surface.
   酸慢慢侵蚀了岩石表面。
3. 3. The soil was being eroded away by the wind.
   土壤正被风侵蚀掉。