first-day cover

英 [first-day cover]
美 [first-day cover]

中文释义

n. 首日封

单词分析

单词结构：

first-day cover

字母数：15

记忆提示

🎯 重点记忆：

  • 单词拼写：first-day cover
  • 核心含义：n. 首日封

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更新时间：2026-02-01 21:56:58