单词	rock oil
释义	rock oil noun : petroleum Example Sentences Recent Examples on the Web Distilling rock oil produced multiple interesting compounds, one of which looked like an ideal illuminant. Charles R. Morris, WSJ, 21 June 2018 Word History First Known Use 1668, in the meaning defined above
随便看	covilles covin covin-tree Covina covine coving covings Covington covinous covinously covins cow cow bean cow beet cow calf cow camp cow cane cow clover cow cockle cow cocky cow college cow corn cow cress Cow Fulani cow fulanis

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。