engine bearer foot

例句：

1. 1. The train's engine is loud and noisy.
   火车的引擎很吵。
2. 2. The car's engine needs to be checked regularly.
   这辆车的引擎需要定期检查。
3. 3. The engineer was responsible for the safety of the entire project.
   这位工程师对整个项目的安全问题负有责任。