To stop from time to time to let the mud and silt settle.

由于泥沙泛起，他们会时不时停手等待泥沙沉淀下来。

youdao

To stop from time to time to let the mud and silt settle.

由于泥沙泛起，他们会时不时停手等待泥沙沉淀下来。

youdao