名词
中文翻译：交叉区域
同义词：
['cross-section', 'cross-sectional area']
例句：
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1. The engineer designed a cross-subarea to improve efficiency.
工程师设计了一个交叉区域来提高效率。
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2. The study focused on thecross-subarea between urban and ruralareas.
研究关注了城乡之间的交叉区域。
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3.The project aims to expand the cross-subarea of renewable energy sources.
该项目旨在扩大可再生能源的交叉区域。