dead-level trunk line

英 [dead-level trunk line]
美 [dead-level trunk line]

中文释义

[计] 空层中继线, 备用中继线

单词分析

单词结构：

dead-level trunk line

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：dead-level trunk line
  • 核心含义：[计] 空层中继线, 备用中继线

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更新时间：2026-01-29 20:49:21