civil space activities

英 [civil space activities]
美 [civil space activities]

中文释义

民用太空活动

单词分析

单词结构：

civil space activities

字母数：22

记忆提示

🎯 重点记忆：

  • 单词拼写：civil space activities
  • 核心含义：民用太空活动

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更新时间：2026-01-17 05:13:06