工事

例句：

1. 1. The engineer designed a new work to improve efficiency.
   工程师设计了一个新工作以提高效率。
2. 2. The soldiers dug a deep work to hold back the enemy.
   士兵们挖了一个深的战壕来阻挡敌人。
3. 3. The workers are building a new work in the factory.
   工人们在工厂里建造一个新的工作。