名词
中文翻译：五角星管
同义词：
['pentagonal tube', 'pentagram tube例句：1. The pentagrid tube is used to connect the five vertices of a polygon.（五角星管用于连接多边形的五个顶点。）']
例句：
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1. The pentagrid tube is used to connect the five vertices of a polygon.
五角星管用于连接多边形的五个顶点。
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2.The pentagrid tube was designed to improve the stability of the structure.
五角星管的设计旨在提高结构的稳定性。
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3.The pentagrid tube has been found to have excellent thermal conductivity.
五角星管被发现具有极好的热传导性。