单词	Protohydra
释义	Protohydra noun Pro·​to·​hydra "+ : a genus of marine coelenterates similar to Hydra but having no tentacles Word History Etymology New Latin, from prot- + Hydra
随便看	facing up facing up (to) facing up to facing-point lock facing-point switch facings facinorous facinorousness facio ut des facio ut facias facio- fack facked fackeltanz fackeltänze facking facks facon faconne faconnes facsimile facsimile signature facsimile telegraph facsimiled facsimileing

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。