standard preparation hours

英 [standard preparation hours]
美 [standard preparation hours]

中文释义

[经] 标准准备时数

单词分析

单词结构：

standard preparation hours

字母数：26

记忆提示

🎯 重点记忆：

  • 单词拼写：standard preparation hours
  • 核心含义：[经] 标准准备时数

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更新时间：2026-02-02 13:46:03