1868Geo. Eliot Sp. Gipsy 81 In haste He rushed unsignalled through the corridor.
1874Blackie Self-Cult. 40 An unsignalled railway train.
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。