名词
中文翻译：投影线
同义词：
['projection line', 'projection line', 'projection line']
例句：
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1.The engineer drew a projecting line onthe map to indicate the location of thenew factory.
工程师在地图上画了一条投影线，以指示新工厂的位置。
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2. Thescientist used a projecting line to measurethe distance between two points on the globe.
科学家使用一条投影线来测量地球表面上两点之间的距离。
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3. The architect designed a projectingline that would guide the construction workers duringthe building phase.
建筑师设计了一条投射线，指导建筑工人在建设阶段的工作。