ISDN bearer services

英 [ISDN bearer services]
美 [ISDN bearer services]

中文释义

[网络] 综合业务数字网承载业务

单词分析

单词结构：

ISDN bearer services

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：ISDN bearer services
  • 核心含义：[网络] 综合业务数字网承载业务

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更新时间：2026-04-18 09:27:39