英语词汇first-day cover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-day cover
释义	first-day cover envelope with a set of special stamps postmarked on the first day of issue 首日封.
随便看	gathering GATT gauche gaucheness gaucho gaudily gaudiness gaudy gauge gaunt gauntlet gauntness gauze gauzy gave gavel gavotte gawk gawkily gawkiness gawky gawp gay gayness gaze

英汉双解词典包含38652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。