网站首页  词典首页

请输入您要查询的词汇：

　

词汇 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

　

春雷网英语在线翻译词典收录了464360条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。

　

Copyright © 2000-2024 Sndmkt.com All Rights Reserved 更新时间：2024/12/27 23:32:59