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单词	prostomium
释义	prostomium noun pro·​sto·​mi·​um prō-ˈstō-mē-əm  plural prostomia prō-ˈstō-mē-ə  : the portion of the head of an annelid worm (such as an earthworm) that is situated in front of the mouth prostomial prō-ˈstō-mē-əl  adjective Word History Etymology New Latin, from Greek pro- + stoma mouth — more at stomach entry 1 First Known Use 1870, in the meaning defined above
随便看	scyphate scyphi scyphi- scyphistoma scyphistomae scyphistomas scypho- Scyphomedusae scyphopolyp scyphose scyphozoae scyphozoan scyphozoans scyphozoas scyphula scyphulae scyphuli scyphulus scyphus scyt- scytale scytales Scyth scythe scythed

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。