primary bench mark

英 [primary bench mark]
美 [primary bench mark]

中文释义

水准原点

单词分析

单词结构：

primary bench mark

字母数：18

记忆提示

🎯 重点记忆：

  • 单词拼写：primary bench mark
  • 核心含义：水准原点

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更新时间：2026-02-04 21:15:12