英语词汇certified mail怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	certified mail
释义	certified mail /ˈsɜːtɪˌfaɪd meɪl/ n. <美>保证邮件(指要求有寄达证明的一类邮件)
随便看	couch potato couchsurfing cou-cou coudé coudés cougan cougar cougars cough cough drop coughed cougher coughing coughing cough medicine cough mixture coughs cough sweet cough syrup cough syrup cough up couguar couhage could could

英汉双解词典包含368430条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。