| 单词 | ridge system |
| 释义 | > as lemmasridge system ridge system n. (a) the practice of ploughing fields into ridges; (b) a chain of mountain or oceanic ridges; (c) the pattern of ridges on the hand. ΘΚΠ the world > the earth > water > sea or ocean > region of sea or ocean > [noun] > undersea ridge ridge system1819 oceanic ridge1915 sill1933 ridge1944 mid-ocean ridge1961 ocean ridge1961 1819 Pamphleteer 13 483 The first field into which Mr. Coke led the company of horsemen, exhibited the operation of hoeing, under the ridge system. 1870 L. U. Reavis St. Louis (ed. 2) 48 The city is built geographically on the ends or termination of this ridge system. 1954 F. Cherrill Cherrill of Yard vii. 69 The patterns on the ends of the fingers are simply a culmination of the ridge system which covers the whole of the palmar surface of the hands. 1971 I. G. Gass et al. Understanding Earth xxi. 302/2 Such volcanoes are mostly found along the ridge systems, particularly in the Atlantic. 2000 Internat. Jrnl. Afr. Hist. Stud. 33 100 The agricultural system of the Shona was dominated by a semi-permanent ridge system of wet land farming. < as lemmas |
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