建设者

例句：

1. 1. The builders have completed the construction of the new office building.
   建筑者已经完成了新办公楼的建设。
2. 2.The constructor was responsible for designing and constructing the bridge.
   建造者负责设计和建造这座桥。
3. 3. Engineers are often called upon to solve complex engineering problems.
   工程师经常被要求解决复杂的工程问题。