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	insularities insularity insularly insulars insulate insulated insulated insulated-gate field-effect transistor insulates insulating insulating material insulating tape insulation insulation from sth insulations insulator insulators insulin insulinase insulinases insulin-dependent insulin reaction insulins insulin shock insulin treatment

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。