单词	SPF
释义	SPF /ɛspiːˈɛf / abbreviation Sun protection factor (indicating the effectiveness of protective skin preparations): a sun block with SPF 20
随便看	didactic didactical didactically didactician didacticism didacticity didactics didactive didactyl didactyle didactylous didanosine diddle diddler diddly-squat diddums diddy dideoxycytidine dideoxyinosine Diderot, Denis didgeridoo didi didicoi didjeridu didn't

英语词典包含243303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。