单词	line of duty
释义	line of duty noun phrase : all that is authorized, required, or normally associated with some field of responsibility Word History First Known Use circa 1918, in the meaning defined above
随便看	impactite impactive impactor impactors impacts impaint Manchesterism Manchesterist manchesterite manchesters Manchestrian manchet manchets manchineel manchineels Manchu Manchu cherry Manchukuo Manchuria manchuriae manchurian Manchurian crab Manchurian dog manchurian dogskin Manchurian tiger

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。