名词
中文翻译：Unknown
同义词：
['ineffective deficiency', 'inadequate deficiency']
例句：
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1. The company's marketing strategy was effective in increasing its sales.
公司的营销策略在增加销售方面是有效的。
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2. The lack of funds has led to an inadequate deficiency in the project.
资金的缺乏导致项目出现了不足。
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3. To improve efficiency, we need to identify and address the effective deficiency areas.
为了提高效率，我们需要识别并解决有效不足的地方。