名词
中文翻译：效率降低
同义词：
['efficiency', 'effectiveness', 'efficacy']
例句：
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1. The company's productivity is decreasing due to poor management.
由于管理不善，公司的生产力正在下降。
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2. The new software has improved the efficiency of our operations.
新软件提高了我们操作的效率。
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3. The research team found that the efficiency of the process had been reduced by 20%.
研究小组发现该过程的效率降低了20%。