janitorial services

英 [janitorial services]
美 [janitorial services]

中文释义

监控服务

单词分析

单词结构：

janitorial services

字母数：19

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🎯 重点记忆：

  • 单词拼写：janitorial services
  • 核心含义：监控服务

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更新时间：2025-12-15 15:46:25