primary anal opening

英 [primary anal opening]
美 [primary anal opening]

中文释义

[医] 原肛口

单词分析

单词结构：

primary anal opening

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：primary anal opening
  • 核心含义：[医] 原肛口

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更新时间：2025-12-12 00:59:17