单词	sulfonyl
释义	sulfonyl noun sul·​fo·​nyl ˈsəl-fə-ˌnil  : the divalent group SO2 Word History First Known Use 1920, in the meaning defined above Medical Definition sulfonyl noun sul·​fo·​nyl variants or chiefly British sulphonyl ˈsəl-fə-ˌnil  : the bivalent group SO2
随便看	pulvino pulvinules pulvinuli pulvinulus pulvinus pulviplume pulwar pulwars puma pumace pumas pumelo pumelos pumex pumicated pumicates pumicating pumice pumice soap pumiced pumiced foot pumiced sole pumiceous pumicer pumicers

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。