[1775Ash.]
1797Coleridge Lett. (1895) 7 His various works, uncut, unthumbed, have been preserved free from all pollution.
1846Mrs. Gore Eng. Char. (1852) 99 In his time, newspapers..were unthumbed in the pantry.
英语词典包含277258条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。