fetal mortality ratio

英 [fetal mortality ratio]
美 [fetal mortality ratio]

中文释义

胎儿死亡率

单词分析

单词结构：

fetal mortality ratio

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：fetal mortality ratio
  • 核心含义：胎儿死亡率

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更新时间：2026-03-14 03:27:30