alteration (influenced by English in- entry 2) of Middle English endoctrinen, from Middle French endoctriner, from Old French, from en- en- entry 1 + doctrine (noun)
英语词典包含469781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。