名词
中文翻译：桁架梁
同义词：
['truss', 'beam', 'girder']
例句：
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1.The engineer used a trussed bar to support the roof.
工程师用一根桁架梁来支撑屋顶。
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2.The construction crew used wooden trusses to build the bridge.
建筑工人使用木制桁架来建造这座桥。
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3. The trussed bar was strong enough to hold the weight of the building.
这根桁架梁足够坚固，能够承受建筑物的重量。