筑城者

例句：

1. 1. The ancient city was rebuilt by the great architect who designed it.
   这座古城是由那位设计它的伟大建筑师重新建造的。
2. 2. The engineers were responsible for the construction of the bridge over the river.
   工程师们负责建造那座跨越河流的桥梁。
3. 3. The constructors worked tirelessly to complete the monumental project ahead of schedule.
   施工者们不分昼夜地努力，提前完成了这个庞大的项目。