passive-active immunity

[passive-active immunity]
[passive-active immunity]

中文释义

被动-主动免疫

单词分析

单词结构:

passive-active immunity

字母数:23

记忆提示

🎯 重点记忆:

  • 单词拼写:passive-active immunity
  • 核心含义:被动-主动免疫