名词
中文翻译：不参与
同义词：
['ineffective', 'inoperative', 'non-functional']
例句：
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1. Thenew policy is not effective in solving the problem.
新政策在解决这个问题上没有效果。
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2. The machine was inoperative due to a malfunctioning part.
机器因一个故障部件而无法工作。
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3. The plan was non-functional because of the lack of resources.
由于资源不足，该计划无效。