求翻译：地表流水在陆地上是塑造地貌最重要的外动力。它在流动过程中，不仅能侵蚀地面，形成各种侵蚀地貌（如冲沟和河谷），而且把侵蚀的物质，经搬运后堆积起来，形成各种堆积地貌（如冲积平原），这些侵蚀地貌和堆积地貌，统称为流水地貌。是什么意思？

Surface water on land is the most important shaping the landscape outside the force. It is in the process flow, not only eroded the ground, forming a variety of erosion features (such as gullies and valleys), and the erosion of material, piled up by handling after the formation of accumulation landf

On the land surface water is the most important driving forces shaping landscapes. In the course of that movement, and it can not only erosion surface, forming a variety of erosion features (such as flèches and valley) and the erosion of material, after the removal of accumulation piled up to form a

The surface running water molds the landform most important outside power on the land.It in mobile process, not only can corrode the ground, forms each kind of corroded landform (for example to flush ditch and river valley), moreover the corroded material, piles up after the transporting, forms each

Surface water is most important in shaping the landscape on land outside power. It flows in the process, not only eroded the ground, forming various erosion landforms (such as gullies and valleys), and the erosion of the material, after handling by built up and formed various stacking landforms (suc

Surface water is most important in shaping the landscape on land outside power. It flows in the process, not only eroded the ground, forming various erosion landforms (such as gullies and valleys) and material erosion, stacked upon handling, form the accumulation of various landforms (such as the al