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road metal

/ˈrəʊd ˌmɛtəl/

翻译: 用于修建和铺设道路(尤其是铁路道砟)的碎石或砾石的过时说法。

1 个条目

phrase

/ˈrəʊd ˌmɛtəl/formalbritishtechnical已废弃
  • zh用于修建和铺设道路(尤其是铁路道砟)的碎石或砾石的过时说法。

An old-fashioned term for crushed stone or gravel used in constructing and surfacing roads, particularly railway ballast.

  1. Crushed stone for road constructionC1formal

    Broken stone or gravel used in making and repairing roads, especially as a base layer.

    zh筑路碎石

    • The construction crew laid a thick layer of road metal before paving.
    • Road metal is essential for creating a stable foundation for highways.
    • Quarries supply road metal for infrastructure projects.