单词	ultima ratio
释义	ultima ratio noun ul·​ti·​ma ra·​tio ˌu̇l-tə-mə-ˈrä-tē-ˌō  : the final argument also : the last resort (such as force) Word History Etymology New Latin First Known Use 1780, in the meaning defined above
随便看	open-pit open-plan open-pollinated open-sand open-shelf open-shopper open-source open-stack open-tank open-timber open-timbered open-timbered roof open-to-buy open-toed open-well stair open-worked openabilities openability openable openband openbeak openbill openbilles openbills opencast

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。