sealed tube

英 [sealed tube]
美 [sealed tube]

中文释义

[电] 密封管

单词分析

单词结构：

sealed tube

字母数：11

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🎯 重点记忆：

  • 单词拼写：sealed tube
  • 核心含义：[电] 密封管

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更新时间：2026-01-06 16:59:54