单词	septuagenarian
释义	septuagenariansep‧tu‧a‧ge‧nar‧i‧an /ˌseptʃuədʒəˈneəriən $ -ˈner-/ noun [countable] Word Origin WORD ORIGINseptuagenarian Origin: 1700-1800 Latin septuagenarius ‘containing seventy’, from septuaginta ‘seventy’ someone who is between 70 and 79 years old
随便看	electronic paper electronic publishing electronics electronic signature electronic tagging electronic ticketing electron microscope electroplate electrosmog elegance elegant elegantly elegiac elegy element elemental elementary elementary particle elementary school elephant elephantine Elephant Man elevate elevated elevated railway

英语词典包含52748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。