be a blank on the subject of

英 [be a blank on the subject of]
美 [be a blank on the subject of]

中文释义

对…毫无研究

单词分析

单词结构：

be a blank on the subject of

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：be a blank on the subject of
  • 核心含义：对…毫无研究

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更新时间：2026-04-13 05:30:48