time reference systems

英 [time reference systems]
美 [time reference systems]

中文释义

时间基准系统

单词分析

单词结构：

time reference systems

字母数：22

记忆提示

🎯 重点记忆：

  • 单词拼写：time reference systems
  • 核心含义：时间基准系统

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更新时间：2025-12-10 05:00:00