1. to operate or work in a manner that wastes time, energy, or resources; to perform tasks without proper optimization
The old equipment continues to function inefficiently, causing production delays.
O equipamento antigo continua funcionando ineficientemente, causando atrasos na produção.
2. to execute duties or responsibilities in a suboptimal way
The department began to function inefficiently after the staff reduction.
O departamento começou a funcionar ineficientemente após a redução de pessoal.