v. 将……辟成陡坡，为（沟壕）筑斜坡（scarp 的现在分词）

Scarp \Scarp\, v. t. [imp. & p. p. {Scarped}; p. pr. & vb. n.
{Scarping}.]
To cut down perpendicularly, or nearly so; as, to scarp the
face of a ditch or a rock.

From scarped cliff and quarried stone. --Tennyson.

Sweep ruins from the scarped mountain. --Emerson.