单词	Protephemerida
释义	Protephemerida plural noun Prot·​ephemerida (¦)prōt+ : an order of extinct insects related to the Ephemeroptera, known only from the Upper Carboniferous, and characterized by long cerci and homonomous wings with numerous crossveins Word History Etymology New Latin, from prot- + Ephemerida
随便看	nagaed wood nagaika Nagaland nagami nagami kumquat nagamies nagamis nagana naganas Nagano Nagari nagaries nagaris nagas Nagasaki nagasakies nagasakis nagatelite nage nage à trois nageiae nageias nagelfluh naggar nagged

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。