unpenetrated bed

英 [unpenetrated bed]
美 [unpenetrated bed]

中文释义

未穿透岩层

单词分析

单词结构：

unpenetrated bed

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：unpenetrated bed
  • 核心含义：未穿透岩层

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更新时间：2026-02-03 23:19:47