backward round-the-world echo

英 [backward round-the-world echo]
美 [backward round-the-world echo]

中文释义

[物] 反向环球回波

单词分析

单词结构：

backward round-the-world echo

字母数：29

记忆提示

🎯 重点记忆：

  • 单词拼写：backward round-the-world echo
  • 核心含义：[物] 反向环球回波

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更新时间：2026-01-30 19:07:39