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同义词
柯林斯高阶英汉双解学习词典释义
英汉词典释义
英英词典释义
  • Noun
    1. the state or fact of existing;
    "a point of view gradually coming into being""laws in existence for centuries"
    2. everything that exists anywhere;
    "they study the evolution of the universe""the biggest tree in existence"
行业词典
  • 数学: 存在[性];