| 单词 | shield volcano |
| 释义 | > as lemmasshield volcano shield volcano n. [translating German schildvulkan (H. Reck 1910, in Geol. u. palæont. Abhandl. IX. 84)] a volcano having the form of a very broad dome with gently sloping sides, characteristic of the eruption of basic lavas of low viscosity. ΘΚΠ the world > the earth > land > landscape > high land > volcano > [noun] Vulcan?a1425 volcan1577 volcano1613 furnace1660 volcanello1669 volcano mountain1693 pseudo-volcano1794 mud volcano1816 salse1831 stratovolcano1894 shield volcano1911 1911 Geol. Mag. 8 59 The so-called ‘Schild’ volcanoes in Iceland.] 1911 Geogr. Jrnl. 37 666 These shield-volcanoes rise from a roundish base, with a gently convex surface surmounted by an elevated ring surrounding the crater. 1944 A. Holmes Princ. Physical Geol. xx. 457 Hawaii..has been built up from the sea floor by the coalescence of several shield volcanoes. 1977 Whitaker's Almanack 1037/1 The Isla Fernandina is the summit of a very large shield volcano rising from the sea floor to 1,495 metres above sea-level. < as lemmas |
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