remote closing of fire door

[remote closing of fire door]
[remote closing of fire door]

中文释义

遥控关闭防火门

单词分析

单词结构:

remote closing of fire door

字母数:27

记忆提示

🎯 重点记忆:

  • 单词拼写:remote closing of fire door
  • 核心含义:遥控关闭防火门