once-in-a-century

英 [once-in-a-century]
美 [once-in-a-century]

中文释义

百年不遇

单词分析

单词结构：

once-in-a-century

字母数：17

记忆提示

🎯 重点记忆：

  • 单词拼写：once-in-a-century
  • 核心含义： 百年不遇

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更新时间：2026-04-11 14:30:57