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ineffective

/.ini'fektiv/

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📖 中文释义

  1. a. 无效的
  2. [法] 失效的, 无效的, 效率低的
📘 English Definition(英文释义)
  1. a. not producing an intended effect
  2. s. lacking in power or forcefulness
  3. s. lacking the ability or skill to perform effectively; inadequate