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	left gastroomental vein left gastropancreatic fold left global dimension left gluteal left gluteus leave go leftgoing leftgoing wave equation left goldio ring left greater than right left grip left group leads left guard left hairspring left half left half left half axle left half axle housing left half back left-half bracket left-half component left-half coordinate system left-half derivative left-half digit left half full back

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。