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	serpigines serpiginous serpiginously serpigo serpigoes serpolet serpula serpulae serpulan serpulas serpulid Serpulidae serpulidan serpulids serpuline serpulite shived shiver shiver spar shivered shivereens shiverer shiverers shiverier shiveriest

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