vertical firing shaft

英 [vertical firing shaft]
美 [vertical firing shaft]

中文释义

发射竖井

单词分析

单词结构：

vertical firing shaft

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：vertical firing shaft
  • 核心含义：发射竖井

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更新时间：2026-02-03 15:41:32