Middle English excusacioun, from Middle French & Latin; Middle French excusation, from Latin excusation-, excusatio, from excusatus (past participle of excusare) + -ion-, -io -ion
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。