单词	plane symmetry
释义	plane symmetry noun : symmetry with respect to a plane Word History Etymology plane entry 4
随便看	penumbral lunar eclipse penumbras penuries penurious penuriously penuriousness penuriousnesses penury Penutian penutians penwoman penwomen penwrite Penza Penzance penzhina Penzhinskaya Penzias peon peonage peonages peones peonidin peonies peonin

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。