special improved patented steel wire

[special improved patented steel wire]
[special improved patented steel wire]

中文释义

特号铅淬火冷却钢丝

单词分析

单词结构:

special improved patented steel wire

字母数:36

记忆提示

🎯 重点记忆:

  • 单词拼写:special improved patented steel wire
  • 核心含义:特号铅淬火冷却钢丝