Part Holonyms:line rail line railway line
Hypernyms:bed
Inherited Hypernyms:railroad bedbedfoundationsupportsupporting structurestructureartifactwholeobjectphysical entityentity
| 单词 | railroad bed |
| 释义 | Railroad Bed nnoun.artifacta bed on which railroad track is laid Part Holonyms:line rail line railway line Hypernyms:bed Inherited Hypernyms:railroad bedbedfoundationsupportsupporting structurestructureartifactwholeobjectphysical entityentity |
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