名词
中文翻译：垂直的铅垂线
同义词：
['垂直的铅垂线，垂直的铅直线例句：1. The architect used a vertical plumb to mark the center of the building.（建筑师用垂直的铅垂线来标记建筑物的中心。）2. The engineer measured the distance between two points using a vertical plumb.（工程师使用垂直的铅垂线测量两点之间的距离。）']
例句：
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1. The architect used a vertical plumb to mark the center of the building.
建筑师用垂直的铅垂线来标记建筑物的中心。
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2. The engineer measured the distance between two points using a vertical plumb.
工程师使用垂直的铅垂线测量两点之间的距离。
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3.The construction crew used vertical plumb to ensure the stability of the scaffolding.
建筑工人使用垂直的铅垂线来确保脚手架的稳定性。