close coiled helical spring

[close coiled helical spring]
[close coiled helical spring]

中文释义

密卷螺簧

单词分析

单词结构:

close coiled helical spring

字母数:27

记忆提示

🎯 重点记忆:

  • 单词拼写:close coiled helical spring
  • 核心含义:密卷螺簧