冲沟[1](英语:gully),或称蚀沟,为流水在侵蚀作用下在土壤中形成的地形,一般会在丘陵的山坡上形成。冲沟很像一个缩小版的山谷,但是通常深度、宽度不过十米上下。冲沟形成时,若体积流率足够大,水流便会深深地切入土壤之中。

乌克兰哈尔科夫州的冲沟
索马里的冲沟地形

参考资料

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