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 〈美〉保证邮件(指次于挂号邮件的一级邮件，寄件时得收据，收件时须签字，保证送到，但不保价)；保证邮递业务
随便看	tunicas tunicate tunicated tunicates tunicked tunicle tunicles tunicless tunics tuning tuning bar tuning fork tuning forks tuning hammer tuning in tuning key tuning out tuning peg tuning pegs tuning peg, tuning pin tuning pin tuning pipe tuning pipes tuning up Tunis

英汉双解词典包含548777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。