refining of lead bullion

[refining of lead bullion]
[refining of lead bullion]

中文释义

粗铅精炼

单词分析

单词结构:

refining of lead bullion

字母数:24

记忆提示

🎯 重点记忆:

  • 单词拼写:refining of lead bullion
  • 核心含义:粗铅精炼