| 词汇 | pyroclastic-flow |
| 释义 | BETA pyroclastic flowcollocation in Englishmeanings of pyroclasticand flowThese words are often used together. Click on the links below to explore the meanings. pyroclastic adjective uk /ˌpaɪ.rəˈklæs.tɪk/ us /ˌpaɪ.rəˈklæs.tɪk/ consisting of or relating to small pieces of rock from ... See more at pyroclastic flow noun uk /fləʊ/ us /floʊ/ the movement of something in ... See more at flow Examples of pyroclastic flowpyroclastic flow The matrix-supported pumice-rich beds are interpreted as debris or pyroclasticflow deposits. It is likely that, initially, magma rose to the surface very rapidly, as a turbulent mixture of magmatic gases and vesicular material, forming a small pyroclasticflow. Pyroclasticflow material passed over the moving avalanche and spread outward, devastating a fan-shaped area. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. One woman, a housemaid, also survived the pyroclasticflow but perished soon after said, the only thing she remembered from the event was sudden heat. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A pyroclasticflow swept down the side of the volcano, devastating a 3sqmi km2 area. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The second and final major pyroclasticflow occurred when another pulse of gas-rich magma was erupted. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The volcano is composed of andesite and rhyodacite lava flows along with pyroclasticflow deposits. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This data can be confirmed through pyroclasticflow deposits containing andesite. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The outer flanks of the highest peak, a 688 metre-high asymmetrical pyroclastic shield, are formed by thick pyroclasticflow deposits. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Fine-grained volcanic ash, crystal and rock fragments comprise the matrix of the second major pyroclasticflow deposit. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As large amounts of pyroclasticflow and volcanic ash were emitted from the volcanic chamber, a huge depression (caldera) was formed as the chamber collapsed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. They believed the pyroclastic rock to be pyroclasticflow deposits, constituting an extraordinary well-preserved complete volcanic edifice. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Within the cone, lava flows, pyroclasticflow deposits, and strata of tephra, and volcanic ash, are easily visible. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. No pyroclasticflow deposits associated with the caldera and its geological records are poorly known. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The island's airport was directly in the path of the main pyroclasticflow and was completely destroyed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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