secondary attack rat

查询英语单词中文释义、音标、发音和例句。

secondary attack rate in families
英 [secondary attack rate in families]
美 [secondary attack rate in families]

中文释义

家庭二代发病率

单词分析

单词结构：

secondary attack rate in families

字母数：33

记忆提示

🎯 重点记忆：

  • 单词拼写：secondary attack rate in families
  • 核心含义：家庭二代发病率

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更新时间：2026-09-22 08:08:25