production
[名词]
the act or process of transforming raw materials or different components into goods that can be used by customers

生产, 制作
technician
[名词]
an expert who is employed to check or work with technical equipment or machines

技术员, 技师
factory
[名词]
a building or set of buildings in which products are made, particularly using machines

工厂, 制造厂
Ex: She toured factory to see how the products were made .

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