名词
中文翻译：钢铁骨架
同义词：
['steel frame', 'steel framework', 'steel structure']
例句：
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1. The new building has a steel skeleton that supports its weight.
这座新建筑有一根支撑其重量的钢铁骨架。
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2. The old house was rebuilt with steel skeletons to make it stronger.
这座老房子被重新建造，使用了钢铁骨架来使其更坚固。
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3.The engineer designed the steel skeleton of the bridge to resist high winds.
工程师设计了桥梁的钢铁骨架以抵抗强风。