名词
中文翻译：部分面积
同义词：
['segmented area', 'segmented section']
例句：
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1.The engineer calculated the sectional area of the bridge to be 200 square meters.
工程师计算了这座桥的截面面积为200平方米。
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2.The construction crew was tasked with assembling the sectional areas of the new building.
施工队被指派组装新建筑的各个部分。
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3. The architect designed the sectional areas of the house to maximize natural light and ventilation.
建筑师设计房屋的各个部分，以最大限度地利用自然光和通风。