highway level crossing out door audible device

[highway level crossing out door audible device]
[highway level crossing out door audible device]

中文释义

道口室外音响器

单词分析

单词结构:

highway level crossing out door audible device

字母数:46

记忆提示

🎯 重点记忆:

  • 单词拼写:highway level crossing out door audible device
  • 核心含义:道口室外音响器