ettm

英 [ettm]
美 [ettm]

中文释义

abbr. electronic toll-collection and traffic management system 电子长途电话收款与话务量管理系统

单词分析

单词结构：

ettm

字母数：4

记忆提示

🎯 重点记忆：

  • 单词拼写：ettm
  • 核心含义：abbr. electronic toll-collection and traffic management system 电子长途电话收款与话务量管理系统

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更新时间：2025-12-24 22:04:38