网站首页  汉语  德语  英语

请输入您要查询的英文单词：

　

单词 rudaceous
释义

Definition of rudaceous in English:

rudaceous

adjective rʊˈdeɪʃəsro͞oˈdāSHəs
Geology

  • (of rock) composed of fragments of relatively large size (larger than sand grains).

    〔地质〕（岩石）砾状的，砾质的

    Example sentencesExamples
    • Composed of angular rather than rounded fragments, this type of rudaceous sedimentary rock occurs in volcanic vents where sides of the vent or pipe are broken by explosions.
    • In central Telemark, the Bandak Group comprises voluminous elastic and rudaceous sediments, basaltic lava flows and minor felsic volcanics.

Origin

Early 20th century: from Latin rudus 'rubble' + -aceous.

Definition of rudaceous in US English:

rudaceous

adjectivero͞oˈdāSHəs
Geology

  • (of rock) composed of relatively large fragments (larger than sand grains).

    〔地质〕（岩石）砾状的，砾质的

    Example sentencesExamples
    • In central Telemark, the Bandak Group comprises voluminous elastic and rudaceous sediments, basaltic lava flows and minor felsic volcanics.
    • Composed of angular rather than rounded fragments, this type of rudaceous sedimentary rock occurs in volcanic vents where sides of the vent or pipe are broken by explosions.

Origin

Early 20th century: from Latin rudus ‘rubble’ + -aceous.
随便看

　

雅致网英汉双解词典包含236457条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。

　

Copyright © 2002-2024 53pku.com All Rights Reserved
更新时间：2025/6/20 4:26:05