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单词 earthflow
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earthflow
earthflow n. motion of a saturated mass of fine-grained sediment down a slope, esp. when made fluid by excessive rainfall; an instance of this.Technically earthflow is usually regarded as being faster than creep (creep n. 6a) and slower than mudflow.
ΚΠ
1938 Geogr. Rev. 28 350 Most of the denudation was due to mass movement—slow, downhill soil-creep, earthflow, and slumping.
1979 B. J. Knapp Elem. Geogr. Hydrol. iv. 61/2 Solifluction..is equivalent to a slow earthflow in temperate regions.
2008 Ottawa Citizen (Nexis) 17 Apr. c1 A 17-hectare swath of land adjacent to the town slid into the river in an ‘earthflow’ when the marine clay suddenly liquefied.
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