certain annuity

英 [certain annuity]
美 [certain annuity]

中文释义

[医] 一定年金 [经] 确定年金

单词分析

单词结构：

certain annuity

字母数：15

记忆提示

🎯 重点记忆：

  • 单词拼写：certain annuity
  • 核心含义：[医] 一定年金 [经] 确定年金

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更新时间：2025-12-20 23:31:53