为了提高生产效率，工厂决定重新设计整个生产线。

The factory decided to ___reengineer the entire production line to improve efficiency.

公司决定彻底重新设计生产流程以提高效率。

The company decided to ___reengineer its production process to boost efficiency.

工程师们正在重新设计这台发动机以提高燃油效率。

The engineers are ___reengineering the engine to improve fuel efficiency.