英语词汇“certified mail”是什么意思，“certified mail”的读音、用法及例句翻译-烛光网

词汇	certified mail
释义	certified mailn.（名词） Uninsured first-class mail for which proof of delivery is obtained.保证邮件：保证送到但未经保险的一级邮件
随便看	consults consumable consumables consume consume consumed consumedly consumer consumer consumer credit consumer goods consumerism consumerisms consumer items consumer price index consumers consumes consuming consuming consummate consummated consummates consummating consummation consummations

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