spf (specific pathogen-free)

[spf (specific pathogen-free)]
[spf (specific pathogen-free)]

中文释义

无特定病原

单词分析

单词结构:

spf (specific pathogen-free)

字母数:28

记忆提示

🎯 重点记忆:

  • 单词拼写:spf (specific pathogen-free)
  • 核心含义:无特定病原