deficiency in economic performance

例句：

1. 1.The company's financial performance has been a major deficiency in recent years.
   该公司近年来的财务状况一直是一大缺陷。
2. 2. The lack of funding is a significant shortfall in the project's budget.
   资金短缺是该项目预算的重大缺口。
3. 3. The deficiency in communication between departments has led to misunderstandings.
   部门之间的沟通不足导致了误解。