单词 | semi-arid |
释义 | semi-aridadj. Having slightly more precipitation than an arid climate, grasses being the characteristic vegetation. ΘΚΠ the world > the earth > land > landscape > wild or uncultivated land > [adjective] > barren or desert > waterless > partially semi-arid1898 1898 Appletons' Pop. Sci. Monthly Feb. 466 In the semiarid region the struggle for existence is so great. 1916 Daily Colonist (Victoria, Brit. Columbia) 22 July 4/2 Irrigation is being more and more applied to cultivated lands that are neither arid nor semi-arid. 1941 J. S. Huxley Uniqueness of Man ii. 61 The semi-arid bush country provides but scanty nutriment. 1976 Sci. Amer. Sept. 99/2 The wheat plant, which dominates the semiarid croplands of the world, fills the need in this area for a cultivated crop with a lower demand for water and a great tolerance of drought. This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2019). < adj.1898 |
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