engineer
中具有专业知识,从事设计、建造或改进工程项目的人jùyǒu zhuānyè zhīshi, cóngshì shèjì, jiànzào huò gǎijìn gōngchéng xiàngmù de rén
He is an engineer.
engineer
中具有专业知识,从事设计、建造或改进工程项目的人jùyǒu zhuānyè zhīshi, cóngshì shèjì, jiànzào huò gǎijìn gōngchéng xiàngmù de rén
He is an engineer.
engineer
engineer
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