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柯林斯高阶英汉双解学习词典释义
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英英词典释义
  • Adjective
    1. having or showing profound knowledge;
    "a learned jurist""an erudite professor"
    2. highly educated; having extensive information or understanding;
    "an enlightened public""knowing instructors""a knowledgeable critic""a knowledgeable audience"
    3. established by conditioning or learning;
    "a conditioned response"
    4. acquired by learning;
    "learned skills"