primary ray

英 [primary ray]
美 [primary ray]

中文释义

初级射线;初生射线;原射线

单词分析

单词结构：

primary ray

字母数：11

记忆提示

🎯 重点记忆：

  • 单词拼写：primary ray
  • 核心含义：初级射线;初生射线;原射线

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更新时间：2025-12-11 07:49:17