单词	pentacontane
释义	pentacontane noun pen·​ta·​con·​tane ˌpentəˈkän‧ˌtān plural -s : a paraffin hydrocarbon C50H102 especially : the normal hydrocarbon CH3(CH2)48CH3 Word History Etymology Greek pentēkonta fifty + English -ane
随便看	mare clausum Mare Island mare liberum mare nostrum mare's nest mare's nests mare's tail -gynies -gynious -gynous -gyns -gyny -haemia -hedra -hedral -hedron -hedrons -hemia -hexol -hieric -hydrin -ia -ial -ian -iana

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。