pyroclastic flow

短语

火山碎屑流

发音

UK /paɪ.ɹə(ʊ)ˌklæ.stɪk ˈfləʊ/
US /ˈpaɪ.ɹoʊ.klæ.stɪk floʊ/
US /ˈpaɪ.ɹə.klæ.stɪk floʊ/

词形变化

pyroclastic flows 复数 pyroclastic flows

释义与例句

n.
  1. 1.

    A dense flow of volcanic ash, dust, rocks and debris that cascades at high speed down the slope of a volcano during an eruption.

    可数 地质 不可数
  2. 2.

    Used other than figuratively or idiomatically: see pyroclastic, flow: flow (uncountable) of pyroclastic particles.

    火山碎屑流

    不可数 物理 可数

词源

From pyroclastic + flow.

来源：wiktionary