gemstone testing equipment

[gemstone testing equipment]
[gemstone testing equipment]

中文释义

宝石检验装置

单词分析

单词结构:

gemstone testing equipment

字母数:26

记忆提示

🎯 重点记忆:

  • 单词拼写:gemstone testing equipment
  • 核心含义:宝石检验装置