French, sniffer, from renifler to sniff (from Middle French, from Old French re- + nifler to sniff, probably of imitative origin) + -eur -er
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。