单词	Etapteris
释义	Etapteris noun Etap·​ter·​is ə̇ˈtaptərə̇s, āˈ-, ēˈ- : a form genus of Paleozoic ferns represented only by fossil leaves which are pinnate and with primary pinnal alternate on the rachis Word History Etymology New Latin, from Greek ēta eta + New Latin -pteris
随便看	-olic -oma -omas -omata -ome -omma -onic -onym -onymy -ophis -ophthalma -ophthalmia -ophthalmus -opia -opies -opses -opsia -opsias -opsides -opsies -opsis -opsy -opy -orama -orchidism

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。