period of validity

英 [period of validity]
美 [period of validity]

中文释义

[经] 有效期

单词分析

单词结构：

period of validity

字母数：18

记忆提示

🎯 重点记忆：

  • 单词拼写：period of validity
  • 核心含义：[经] 有效期

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更新时间：2026-01-30 03:47:48