standard pitch circle

英 [standard pitch circle]
美 [standard pitch circle]

中文释义

分度圆

单词分析

单词结构：

standard pitch circle

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：standard pitch circle
  • 核心含义： 分度圆

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更新时间：2026-02-02 06:39:03