名词
中文翻译：否定
同义词：
['negative', 'negation', 'denial']
例句：
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1. The negative impact of the new policyon the economy is significant.
新政策对经济产生的负面影响是显著的。
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2. The negation of the hypothesis was due to alack of evidence.
假设被否定是因为缺乏证据。
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3.The denial of his claims by theauthorities was unjustified.
当局对他的主张的否认是不公正的。