单词	apterium
释义	apterium noun ap·​te·​ri·​um apˈtirēəm plural apteria -ēə : one of the bare spaces between the feathered areas on the body of a bird Word History Etymology New Latin, from a- a- entry 2 + pter- + -ium
随便看	opest opg oph Ophelia ophelimity opheodryses ophi- Ophian ophic ophicalcite Ophicephalidae Ophichthyidae ophicleide ophicleidean ophicleides ophicleidist ophid Ophidia ophidiae ophidian ophidians ophidias ophidiid Ophidiidae ophidiidaes

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。