工程兵

例句：

1. 1. The engineer was responsible for designing the new bridge.
   这位工程师负责设计这座新桥。
2. 2. The engineers were busy working on the project.
   工程师们忙于这个项目。
3. 3. The engineers had to make some changes to the plans.
   工程师们不得不对计划做一些改动。