effective duration o

查询英语单词中文释义、音标、发音和例句。

effective duration of a call
英 [effective duration of a call]
美 [effective duration of a call]

中文释义

[通信] 呼叫有效时长

单词分析

单词结构：

effective duration of a call

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：effective duration of a call
  • 核心含义：[通信] 呼叫有效时长

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更新时间：2026-09-01 02:02:53