opening in head

英 [opening in head]
美 [opening in head]

中文释义

[化] 封头开孔

单词分析

单词结构：

opening in head

字母数：15

记忆提示

🎯 重点记忆：

  • 单词拼写：opening in head
  • 核心含义：[化] 封头开孔

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更新时间：2026-02-01 00:49:46