单词	ichnology
释义	ichnology noun ich·​nol·​o·​gy ikˈnäləjē plural -es : the study of fossil footprints Word History Etymology ichn- + -logy
随便看	trade wind trade-in trade-last trade-off trade-offs tradeable tradecraft tradecrafts traded traded (for) traded (in) traded down traded for traded in traded on traded up tradeful tradeless trademark trademark infringement trademarked trademarking trademarks tradenames tradeoffs

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。