| 单词 | girder |
| 释义 | girder girder /ˈɡɜː.dər/ aep /ˈɡɝː.dɚ/ noun [C] ► F0 a long, thick piece of metal or concrete, etc. that supports a roof, floor, bridge, or other large structure: » steel roof girdersThesaurus+: ↑Physical supports and supporting , ↑Arches, columns and beams |
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