pedipulator

例句：

1. 1. The engineer was the pedipulator of the construction site.
   这位工程师是施工现场的推土机操作员。
2. 2.He is a proficient driver who can push the car forward with his skill.
   他是一位熟练的驾驶员，凭借他的技能可以推动汽车前进。
3. 3.The scientist pushed the boundaries of scientific knowledge by conducting groundbreaking research.
   这位科学家通过进行开创性的研究推动了科学知识的边界。