a lack of organization or skill that wastes time, energy, money, etc., or methods or actions that waste time, etc. in this way

They were accused of gross inefficiency in their handling of the case. 他们被指控在处理此案时效率低下。

It is a troubled organization, plagued by inefficiencies. 这是一个陷入困境的组织，被效率低下所困扰。