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单词	knopper
释义	knopper noun knop·​per ˈnäpə(r) plural -s : a gall that is formed by a gall wasp on the leaves and immature acorns of various oaks and that is used in tanning and dyeing Word History Etymology German; akin to Old High German knopf knot, bud, knob
随便看	exotical exotically exoticism exoticisms exoticist exoticization exoticize exoticized exoticizes exoticizing exoticness exoticnesses exotics exotism exotisms exotoxin exotoxins exotropias exotropism exp expand expand on expand on/upon expand upon expandabilities

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。