roadbed

n. 路基

发音

US /ˈɹoʊdˌbɛd/

词形变化

roadbeds 复数 roadbeds

释义与例句

n.
  1. 1.

    The prepared location for a road, including its foundation.

  2. 2.

    A trackbed.

    Holonym: right of way

词汇关系

名词

上位词 1

bed

部分词 2

safety island traffic island

整体词 2

road route

词源

From road + bed.

来源：wiktionary