second-time-around e

查询英语单词中文释义、音标、发音和例句。

second-time-around echo
英 [second-time-around echo]
美 [second-time-around echo]

中文释义

[电] 第二次反射回波

单词分析

单词结构：

second-time-around echo

字母数：23

记忆提示

🎯 重点记忆：

  • 单词拼写：second-time-around echo
  • 核心含义：[电] 第二次反射回波

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更新时间：2026-08-30 00:24:22