单词	pretone
释义	pretone noun pre·​tone ˈprēˌtōn : a sound or syllable immediately preceding the accented syllable Word History Etymology pre- + tone
随便看	biographer biographers biographic biographical biographically biographies biographize biographs biography biogs biohacker biohackers biohacking biohazard biohazardous biohazards bioherm biohermal bioherms bioi bioidentical bioindicator bioindicators bioinformatic bioinformatics

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。