two-level non-return system

英 [two-level non-return system]
美 [two-level non-return system]

中文释义

级无零记录系统

单词分析

单词结构：

two-level non-return system

字母数：27

记忆提示

🎯 重点记忆：

  • 单词拼写：two-level non-return system
  • 核心含义：级无零记录系统

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更新时间：2026-01-26 23:06:37