1852Sir W. Hamilton Discuss. Philos. etc. 689 This exhibition a University ought to supply; and at the same time, as a necessary concomitant, a competent monstrator.
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。