Not organized, arranged, or formed, especially after a particular model.
Mid 17th century; earliest use found in Matthew Carter (fl. 1648–1650), royalist army officer. From un- + modelled.
英汉双解词典包含464360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。