Synset:safety rail
Hypernyms:rail railing
Inherited Hypernyms:safety railrailingbarrierobstructionstructureartifactwholeobjectphysical entityentity
| 单词 | guardrail |
| 释义 | Guardrail nnoun.artifacta railing placed alongside a stairway or road for safety Synset:safety rail Hypernyms:rail railing Inherited Hypernyms:safety railrailingbarrierobstructionstructureartifactwholeobjectphysical entityentity |
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