名词
中文翻译：不足
同义词：
['shortage', 'lack', "deficiency例句：1. The company's financial report showed a significant shortfall in profits.（公司的财务报告显示利润大幅减少。）"]
例句：
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1. The company's financial report showed a significant shortfall in profits.
公司的财务报告显示利润大幅减少。
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2. The teacher noticed that the students were lacking in critical thinking skills.
老师注意到学生们在批判性思维技能方面有所欠缺。
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3. The researcher found that the population was experiencing a shortage of essential resources.
研究员发现人口正面临必需资源的短缺。