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单词 girder
释义

gird.er
HgV:7dE5, $5gV:r7dL
n [C]
a long thick piece of esp. steel or concrete which supports a roof, floor, bridge or other large structure
大梁
steel roof girders
钢制的屋顶大梁 ☆ JOIST

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更新时间:2025/2/15 16:03:02