girder
US /ˈɡɝː.dɚ/
UK /ˈɡɝː.dɚ/
1.
大梁, 桁架
a large iron or steel beam or compound structure used for building bridges and the framework of large buildings.
:
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The construction workers hoisted the massive steel girder into place.
建筑工人将巨大的钢大梁吊装到位。
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The bridge's main support consists of several parallel girders.
桥梁的主要支撑由几根平行的大梁组成。