hydrogen atomic clock

英 [hydrogen atomic clock]
美 [hydrogen atomic clock]

中文释义

氢原子钟

单词分析

单词结构：

hydrogen atomic clock

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：hydrogen atomic clock
  • 核心含义：氢原子钟

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更新时间：2025-12-09 21:57:41