Once a natural levee alluvial flood, it will generate a new cross-flow.

天然堤一旦被洪水冲积，就会产生新的叉流。

youdao

Once a natural levee alluvial flood, it will generate a new cross-flow.

天然堤一旦被洪水冲积，就会产生新的叉流。

youdao