英语词汇“first-day cover”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	first-day cover
释义	first-day cover noun philately a cover, usually an envelope, postmarked on the first day of the issue of its stamps
随便看	rock face rock fall rockfall rockfish rock flour Rockford rock formation rock garden rock-girt Rockhampton rock-hard rock hard rockhopper rockhound rockhounding rock hyraces rock hyrax rockier Rockies Rockies rockiest rockily rockily rockiness rockiness

英语词典包含233703条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。