名词
中文翻译：内置梁
同义词：
['integrated beam', 'integrated crossbeam', 'built-in support beam']
例句：
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1. The engineer designed the building with a built-in beam that supports the roof.
工程师设计了一座带有内置梁的建筑，以支撑屋顶。
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2. The beam is essential for supporting the weight of the structure.
这个梁对于支撑结构的重量至关重要。
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3.The beam was installed before the walls were constructed, ensuring stability during construction.
这个梁在墙体建造之前就安装好了，确保施工期间的稳定性。