技术员

例句：

1. 1. He is a professional engineer who designs buildings.
   他是一名专业工程师，负责设计建筑物。
2. 2. The doctor was a skilled technician who fixed the car.
   那位医生是一位熟练的技师，修好了那辆车。
3. 3. She is a certified technician who specializes in electrical work.
   她是一名认证的技术人员，专门从事电气工作。