英语词汇first class 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	first class mail
释义	first class mail 简明释义头等邮件：指邮局中最快速、最高级别的邮寄服务，通常用于寄送信件、明信片、小包裹等。
随便看	in the book in the Boot in the bosom of in the bosom of one's family in the bottom in the bottom of the bag in the bowels of earth in the box in the box in the box seat in the brain in the broad sense in the buck in the bucks in the bud in the buff in the building in the bush in the business of in the business world in the calender in the can in the canal hearing aid in-the-canal hearing aid in the capacity of

英汉双解词典包含3185865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。