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Trumeau, in architecture, is the central pillar or mullion supporting the tympanum of a large doorway, commonly found in medieval buildings.Merriam Webster Dictionary, Trumeau It is often sculpted.
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。