名词短语
中文翻译：扩展的初步设计
同义词：
['expanded preliminary design', 'expanded preliminary plan例句：1. The company has released an expanded preliminary design for its new product line.（该公司发布了其新产品线的扩展初步设计方案。）']
例句：
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1. The company has released an expanded preliminary design for its new product line.
该公司发布了其新产品线的扩展初步设计方案。
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2.The engineers have completed the expanded preliminary design of the new building.
工程师们已经完成了新建筑的扩展初步设计。
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3.The project team has presented an expanded preliminary design that includes a detailed cost estimate.
项目团队提出了一个包含详细成本估计的扩展初步设计方案。