| 释义 |
erodible, a. Chiefly Geol.|ɪˈrəʊdəb(ə)l, -dɪb-|
[f. erode v. + -ible.]
That may be eroded; prone to erosion. Cf. erodable a.
1909in Cent. Dict. Suppl. 1935Soil Conservation Nov. 7/1 The retirement of much erodible land to stabilizing cover. 1955Proc. 12th Ann. North Central Weed Control Conf. 45/2 Under dryland conditions, CMU treated soil appeared to be most erodible. 1963Jrnl. Geol. Soc. Austral. X. 162 Easily erodible, commonly desilicified rock. 1977A. Hallam Planet Earth 49 Rain may become concentrated into rill wash, which in easily erodible deposits forms intricate gullies and ravines. 1988Nature 26 May 349/1 The central 30{pcnt} of the valley consists of material twice as erodible as the surrounding rocks.
Hence erodiˈbility n., susceptibility to erosion.
1938Proc. Soil Sci. Soc. Amer. III. 289/2 The physical properties of soils have been shown by several workers to be related to erodibility. 1971Nature 8 Oct. 409/1 High sediment loads do indeed appear necessary for the development of a braided channel, but bank erodibility is not in itself a sufficient reason. |