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volcano 音标拼音: [vɑlk'eno] n. 火山 火山 volcano n 1: a fissure in the earth' s crust ( or in the surface of some other planet) through which molten lava and gases erupt [ synonym: { vent}, { volcano}] 2: a mountain formed by volcanic materialVolcano \ Vol* ca" no\, n.; pl. { Volcanoes}. [ It. volcano, vulcano, fr. L. Vulcanus Vulkan, the god of fire. See { Vulkan}.] ( Geol.) A mountain or hill, usually more or less conical in form, from which lava, cinders, steam, sulphur gases, and the like, are ejected; -- often popularly called a { burning mountain}. [ 1913 Webster] Note: Volcanoes include many of the most conspicuous and lofty mountains of the earth, as Mt. Vesuvius in Italy ( 4, 000 ft. high), Mt. Loa in Hawaii ( 14, 000 ft.), Cotopaxi in South America ( nearly 20, 000 ft.), which are examples of active volcanoes. The crater of a volcano is usually a pit- shaped cavity, often of great size. The summit crater of Mt. Loa has a maximum length of 13, 000 ft., and a depth of nearly 800 feet. Beside the chief crater, a volcano may have a number of subordinate craters. [ 1913 Webster] 19 Moby Thesaurus words for " volcano": belch, burst, cascade, debouchment, dissiliency, eructation, eruption, flare- up, gush, jet, outbreak, outburst, rapids, rush, spate, spew, spurt, torrent, volcan |
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- Volcanoes: Facts, news, features and articles about . . . - Live Science
Discover interesting facts about volcanoes, including why and where they form and history's deadliest eruption
- Record spike in earthquakes at Washingtons high threat volcano sends . . .
Six earthquakes were recorded at the Mount Adams volcano in September — a significant increase on the normal rate of one every two to three years
- An Iranian volcano appears to have woken up - Live Science
Today, the volcano hosts an active hydrothermal system and smelly, sulfur-emitting vents called fumaroles, but it isn't known to have erupted in human history
- Underwater volcano off Oregon coast likely wont erupt until mid-to . . .
Researchers thought that Axial Seamount might erupt in 2025, but recent data suggest the underwater volcano could take a bit longer to blow its top
- We finally know where the Yellowstone volcano will erupt next
A detailed look at Yellowstone's magma storage system finds that only one region is likely to host liquid magma in the long term
- Watch mesmerizing 1,000-foot-tall lava fountains: Kilauea volcano . . .
The USGS has announced that Kilauea volcano is ejecting fountains of lava in a manner not seen since the Pu'u'ō'ō eruption in the 1980s But while the lava is mesmerizing, officials warn that
- Yosemites ultra-deep canyon may have been carved in part by a ghost . . .
A river that drained the slopes of a now-vanished volcano may have carved Yosemite Valley's depths during the last 10 million years
- Huge steam plume rises from Alaskas Mount Spurr as volcano edges . . .
The Alaskan Volcano Observatory has shared new images of plumes of gas streaming out of Mount Spurr, which scientists suspect will erupt in the coming weeks or months
- Russian volcano explodes in powerful eruption, likely intensified by . . .
Klyuchevskoy volcano in Russia erupted shortly after a powerful 8 8 magnitude earthquake in the same region
- WATCH Mount Etna erupt: Europes largest volcano blows as tourists . . .
Italy's Mount Etna has erupted in spectacular fashion, sending ash, gas, and other volcanic material high into the sky above Sicily Watch footage of the eruption
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