| 单词 | ring mountain |
| 释义 | > as lemmasring mountain ring mountain n. a ring- or horseshoe-shaped mountain formation, typically constituting the edge of a large crater (formerly esp. on the moon).In quot. 2002 as a proper name. ΚΠ 1839 T. R. Robinson Let. 7 Feb. in Jrnl. Franklin Inst. (1840) 25 284 But the Ring mountains, or craters, are much stranger affairs. Take, for instance, Tycho, that bright spot in the south-east quarter, from which the rays seem to run. 1902 W. M. Davis Elem. Physical Geogr. vii. 221 Volcanoes of this form are sometimes called ring mountains. 1940 J. H. Spencer Life on Other Worlds v. 107 The ring mountain formations on the Moon are commonly called craters, from their resemblance to the volcanic craters on the surface of the Earth. 2002 M. C. Kelman et al. in J. L. Smellie & M. G. Chapman Volcano–Ice Interaction on Earth & Mars 198/2 Ring Mountain is a nearly circular feature of unknown age, composed of a sequence of flows of glassy, plagioclase–orthopyroxene–phyric andesite. < as lemmas |
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