engineer of human relation

例句：

1. 1. He is an experienced engineer with a PhD in engineering.
   他是一位拥有工程学博士学位的经验丰富的工程师。
2. 2. The company needs a new engineer to replace the retiring one.
   公司需要一位新的工程师来替换即将退休的那位。
3. 3. Engineers are responsible for designing and building bridges and other structures.
   工程师负责设计和建造桥梁和其他结构。